<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>2007-1124</journal-id>
<journal-title><![CDATA[Revista mexicana de ciencias pecuarias]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. mex. de cienc. pecuarias]]></abbrev-journal-title>
<issn>2007-1124</issn>
<publisher>
<publisher-name><![CDATA[Instituto Nacional de Investigaciones Forestales, Agrícolas y Pecuarias]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2007-11242021000100205</article-id>
<article-id pub-id-type="doi">10.22319/rmcp.v12i1.5377</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Desempeño productivo y costos de granjas porcinas con diferentes protocolos de vacunación al virus del PRRS]]></article-title>
<article-title xml:lang="en"><![CDATA[Productive performance and costs of swine farms with different PRRS virus vaccination protocols]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Quezada-Fraide]]></surname>
<given-names><![CDATA[Elizabeth Araceli]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Peñuelas-Rivas]]></surname>
<given-names><![CDATA[Claudia Giovanna]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Moysén-Albarrán]]></surname>
<given-names><![CDATA[Frida Saraí]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Trujillo-Ortega]]></surname>
<given-names><![CDATA[María Elena]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Martínez-Castañeda]]></surname>
<given-names><![CDATA[Francisco Ernesto]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Nacional Autónoma de México Facultad de Estudios Superiores Cuautitlán Departamento de Ciencias Pecuarias]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Kansas Smith Farms  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>EE.UU</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad Nacional Autónoma de México Instituto de Ciencias Agropecuarias y Rurales ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Universidad Nacional Autónoma de México Facultad de Medicina Veterinaria y Zootecnia ]]></institution>
<addr-line><![CDATA[ Ciudad de Mexico]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>03</month>
<year>2021</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>03</month>
<year>2021</year>
</pub-date>
<volume>12</volume>
<numero>1</numero>
<fpage>205</fpage>
<lpage>216</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2007-11242021000100205&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2007-11242021000100205&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2007-11242021000100205&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen Con el objetivo de evaluar el desempeño productivo y los costos de producción por lechón destetado y cerdo finalizado en granjas porcinas con diferentes protocolos de vacunación al virus del PRRS en condiciones de campo, se analizaron los indicadores total de lechones nacidos, nacidos vivos, mortinatos, destetados, pesos al nacimiento y al destete, días de engorda y peso final así como, los costos por lechón destetado y cerdo finalizado, de dos granjas en régimen de semitecnificación: a) Protocolo 1 (P1), granja con vacunación a reproductoras y a lechones; y b) Protocolo 2 (P2), vacunación únicamente a cerdas reproductoras. Los indicadores productivos hasta el destete se evaluaron con un Diseño de Medidas repetidas en el tiempo y los de engorda con un Análisis de varianza con comparación de medias. Los costos se determinaron utilizando la fórmula general de costos. Fue posible observar diferencias en los lechones nacidos totales y momias (P&lt;0.05) a favor del P2, de lechones destetados, pesos al nacimiento y al destete a favor del P1 y sin diferencia en el resto de variables. Los cerdos finalizados en P1 tuvieron 12 días más de engorda y un peso final de 3.13 kg más que P2. Los costos por lechón destetado fueron de $389.55 y $424.25 Pesos Mexicanos, y el costo medio por día de engorda fueron de $10.01 y $11.43, respectivamente.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract In order to evaluate the productive performance and production costs per weaned piglet and finished pig in swine farms with different PRRS virus vaccination protocols under field conditions, the indicators total piglets born alive, stillborn piglets, weaned piglets, birth and weaning weights, fattening days and final weight, as well as the costs per weaned piglet and finished pig of two farms under a semi-technification regime were analyzed: a) Protocol 1 (P1), a farm with vaccination of breeding sows and piglets; and b) Protocol 2 (P2), vaccination of breeding sows only. The productivity indicators up to weaning were evaluated with a Time-Repeated Measures Design, and the fattening indicators were evaluated with an analysis of variance with comparison of means. The costs were determined using the general cost formula. It was possible to observe differences in total number of piglets born and of mummies (P&lt;0.05) in favor of P2, weaned piglets, as well as in birth and weaning weights in favor of P1, but no differences in the rest of the variables. Pigs finished in P1 resulted in 12 more days of fattening and a final weight of 3.13 kg more than P2. The costs per weaned piglet were $389.55 and $424.25 Mexican pesos, and the average cost per day of fattening were $10.01 and $11.43, respectively.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Productividad]]></kwd>
<kwd lng="es"><![CDATA[Costos]]></kwd>
<kwd lng="es"><![CDATA[Cerdos]]></kwd>
<kwd lng="es"><![CDATA[Vacunación]]></kwd>
<kwd lng="es"><![CDATA[PRRS]]></kwd>
<kwd lng="en"><![CDATA[Productivity]]></kwd>
<kwd lng="en"><![CDATA[Costs]]></kwd>
<kwd lng="en"><![CDATA[Pigs]]></kwd>
<kwd lng="en"><![CDATA[Vaccination]]></kwd>
<kwd lng="en"><![CDATA[PRRS]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<label>1</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lunney]]></surname>
<given-names><![CDATA[JK]]></given-names>
</name>
<name>
<surname><![CDATA[Benfield]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Rowland]]></surname>
<given-names><![CDATA[RRR]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Porcine reproductive and respiratory syndrome virus: an update on an emerging and re-emerging viral disease of swine]]></article-title>
<source><![CDATA[Virus Res]]></source>
<year>2010</year>
<volume>154</volume>
<page-range>1-6</page-range></nlm-citation>
</ref>
<ref id="B2">
<label>2</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Nauthes]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[Alarcon]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Rushton]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Jolie]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Fiebig]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Jimenez]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Geurts]]></surname>
<given-names><![CDATA[V]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Cost of porcine reproductive and respiratory syndrome virus at individual farm level - An economic disease model]]></article-title>
<source><![CDATA[Prev Vet Med]]></source>
<year>2017</year>
<volume>142</volume>
<page-range>16-29</page-range></nlm-citation>
</ref>
<ref id="B3">
<label>3</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Holtkamp]]></surname>
<given-names><![CDATA[DJ]]></given-names>
</name>
<name>
<surname><![CDATA[Kliebenstein]]></surname>
<given-names><![CDATA[JB]]></given-names>
</name>
<name>
<surname><![CDATA[Neumann]]></surname>
<given-names><![CDATA[EJ]]></given-names>
</name>
<name>
<surname><![CDATA[Zimmerman]]></surname>
<given-names><![CDATA[JJ]]></given-names>
</name>
<name>
<surname><![CDATA[Rotto]]></surname>
<given-names><![CDATA[HF]]></given-names>
</name>
<name>
<surname><![CDATA[Yoder]]></surname>
<given-names><![CDATA[TK]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Assessment of the economic impact of porcine reproductive and respiratory syndrome virus on United States pork producers]]></article-title>
<source><![CDATA[J Swine Health Prod]]></source>
<year>2013</year>
<volume>21</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>72-8</page-range></nlm-citation>
</ref>
<ref id="B4">
<label>4</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Keffaber]]></surname>
<given-names><![CDATA[KK]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Reproductive failure of unknown etiology]]></article-title>
<source><![CDATA[Amer Assoc Swine Pract]]></source>
<year>1989</year>
<volume>1</volume>
<page-range>1-10</page-range></nlm-citation>
</ref>
<ref id="B5">
<label>5</label><nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Zimmerman]]></surname>
<given-names><![CDATA[JJ]]></given-names>
</name>
<name>
<surname><![CDATA[Karriker]]></surname>
<given-names><![CDATA[LA]]></given-names>
</name>
<name>
<surname><![CDATA[Ramirez]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Schwartz]]></surname>
<given-names><![CDATA[KJ]]></given-names>
</name>
<name>
<surname><![CDATA[Stevenson]]></surname>
<given-names><![CDATA[GW]]></given-names>
</name>
</person-group>
<source><![CDATA[Diseases of swine]]></source>
<year>2012</year>
<edition>10th</edition>
<publisher-loc><![CDATA[USA ]]></publisher-loc>
<publisher-name><![CDATA[Wiley-Blackwell]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B6">
<label>6</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Wang]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Yu]]></surname>
<given-names><![CDATA[Y]]></given-names>
</name>
<name>
<surname><![CDATA[He]]></surname>
<given-names><![CDATA[X]]></given-names>
</name>
<name>
<surname><![CDATA[Wang]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Cai]]></surname>
<given-names><![CDATA[X]]></given-names>
</name>
<name>
<surname><![CDATA[Zimmerman]]></surname>
<given-names><![CDATA[JJ]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Porcine reproductive and respiratory syndrome virus infection of bone marrow: Lesions and pathogenesis]]></article-title>
<source><![CDATA[Vir Res]]></source>
<year>2019</year>
<volume>265</volume>
<page-range>20-9</page-range></nlm-citation>
</ref>
<ref id="B7">
<label>7</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Oh]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Kim]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[Park]]></surname>
<given-names><![CDATA[KH]]></given-names>
</name>
<name>
<surname><![CDATA[Jeong]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Yang]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Kang]]></surname>
<given-names><![CDATA[I]]></given-names>
</name>
<name>
<surname><![CDATA[Chae]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Comparison of four commercial PRRSV MLV vaccines inherds with co-circulation of PRRSV-1 and PRRSV-2]]></article-title>
<source><![CDATA[Comp Immunol Microbiol Infect Dis]]></source>
<year>2019</year>
<volume>63</volume>
<page-range>66-73</page-range></nlm-citation>
</ref>
<ref id="B8">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Wang]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Yu]]></surname>
<given-names><![CDATA[Y]]></given-names>
</name>
<name>
<surname><![CDATA[Zhang]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Tu]]></surname>
<given-names><![CDATA[Y]]></given-names>
</name>
<name>
<surname><![CDATA[Tong]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Yonggang]]></surname>
<given-names><![CDATA[Liu]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Immune responses to modified live virus vaccines developed from classical or highly pathogenic PRRSV following challenge with highly pathogenic PRRSV strain]]></article-title>
<source><![CDATA[Dev Comp Immunol]]></source>
<year>2016</year>
<volume>62</volume>
<page-range>1-7</page-range></nlm-citation>
</ref>
<ref id="B9">
<label>9</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Xie]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Christiaens]]></surname>
<given-names><![CDATA[I]]></given-names>
</name>
<name>
<surname><![CDATA[Yang]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
<name>
<surname><![CDATA[Van Breedam]]></surname>
<given-names><![CDATA[W]]></given-names>
</name>
<name>
<surname><![CDATA[Cui]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Nauwynck]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Molecular cloning of porcine Siglec-3, Siglec-5 and Siglec-10, and identification of Siglec-10 as an alternative receptor for porcine reproductive and respiratory syndrome virus (PRRSV)]]></article-title>
<source><![CDATA[J Gen Virol]]></source>
<year>2017</year>
<volume>98</volume>
<page-range>2030-204</page-range></nlm-citation>
</ref>
<ref id="B10">
<label>10</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Yin]]></surname>
<given-names><![CDATA[SH]]></given-names>
</name>
<name>
<surname><![CDATA[Xiao]]></surname>
<given-names><![CDATA[CT]]></given-names>
</name>
<name>
<surname><![CDATA[Gerber]]></surname>
<given-names><![CDATA[PF]]></given-names>
</name>
<name>
<surname><![CDATA[Beach]]></surname>
<given-names><![CDATA[NM]]></given-names>
</name>
<name>
<surname><![CDATA[Meng]]></surname>
<given-names><![CDATA[XJ]]></given-names>
</name>
<name>
<surname><![CDATA[Halbur]]></surname>
<given-names><![CDATA[PG]]></given-names>
</name>
<name>
<surname><![CDATA[Opriessnig]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Current porcine circovirus type 2a (PCV2a) or PCV2b infection increases the rate of amino acid mutations of porcine reproductive and respiratory syndrome virus (PRRSV) during serial passages in pigs]]></article-title>
<source><![CDATA[Vir Res]]></source>
<year>2013</year>
<volume>178</volume>
<page-range>445-51</page-range></nlm-citation>
</ref>
<ref id="B11">
<label>11</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Li]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Wang]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Li]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Wang]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Liu]]></surname>
<given-names><![CDATA[Y]]></given-names>
</name>
<name>
<surname><![CDATA[Wang]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Secondary Haemophilus parasuis infection enhances highly pathogenic porcine reproductive and respiratory syndrome virus (HP-PRRSV) infection-mediated inflammatory responses]]></article-title>
<source><![CDATA[Vet Microbiol]]></source>
<year>2017</year>
<volume>204</volume>
<page-range>35-42</page-range></nlm-citation>
</ref>
<ref id="B12">
<label>12</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Willis]]></surname>
<given-names><![CDATA[RW]]></given-names>
</name>
<name>
<surname><![CDATA[Zimmerman]]></surname>
<given-names><![CDATA[JJ]]></given-names>
</name>
<name>
<surname><![CDATA[Yoon]]></surname>
<given-names><![CDATA[KJ]]></given-names>
</name>
<name>
<surname><![CDATA[Swenson]]></surname>
<given-names><![CDATA[SL]]></given-names>
</name>
<name>
<surname><![CDATA[McGinley]]></surname>
<given-names><![CDATA[MJ]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Porcine reproductive and respiratory syndrome virus: a persistent infection]]></article-title>
<source><![CDATA[Vet Microbiol]]></source>
<year>1997</year>
<volume>55</volume>
<page-range>231-40</page-range></nlm-citation>
</ref>
<ref id="B13">
<label>13</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Silva]]></surname>
<given-names><![CDATA[GS]]></given-names>
</name>
<name>
<surname><![CDATA[Corbellini]]></surname>
<given-names><![CDATA[LG]]></given-names>
</name>
<name>
<surname><![CDATA[Linharesa]]></surname>
<given-names><![CDATA[DLC]]></given-names>
</name>
<name>
<surname><![CDATA[Bakera]]></surname>
<given-names><![CDATA[KL]]></given-names>
</name>
<name>
<surname><![CDATA[Holtkamp]]></surname>
<given-names><![CDATA[DJ]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Development and validation of a scoring system to assess the relative T vulnerability of swine breeding herds to the introduction of PRRS virus]]></article-title>
<source><![CDATA[Prev Vet Med]]></source>
<year>2018</year>
<volume>160</volume>
<page-range>116-22</page-range></nlm-citation>
</ref>
<ref id="B14">
<label>14</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Pileri]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Mateu]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Review on the transmission porcine reproductive and respiratory syndrome virus between pigs and farms and impact on vaccination]]></article-title>
<source><![CDATA[Vet Res]]></source>
<year>2016</year>
<volume>47</volume>
<page-range>108-21</page-range></nlm-citation>
</ref>
<ref id="B15">
<label>15</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Prather]]></surname>
<given-names><![CDATA[RS]]></given-names>
</name>
<name>
<surname><![CDATA[Whitworth]]></surname>
<given-names><![CDATA[KM]]></given-names>
</name>
<name>
<surname><![CDATA[Schommer]]></surname>
<given-names><![CDATA[SK]]></given-names>
</name>
<name>
<surname><![CDATA[Wells]]></surname>
<given-names><![CDATA[KD]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Genetic engineering alveolar macrophages for host resistance to PRRSV]]></article-title>
<source><![CDATA[Vet Micriobiol]]></source>
<year>2017</year>
<volume>209</volume>
<page-range>124-9</page-range></nlm-citation>
</ref>
<ref id="B16">
<label>16</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Drigo]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Giacomini]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Lazzaro]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Pasotto]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Bilato]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Rueggeri]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Boniotti]]></surname>
<given-names><![CDATA[MB]]></given-names>
</name>
<name>
<surname><![CDATA[Alborali]]></surname>
<given-names><![CDATA[GA]]></given-names>
</name>
<name>
<surname><![CDATA[Amadori]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Comparative evaluation of immune responses if swine in PRRS-stable unstable herds]]></article-title>
<source><![CDATA[Vet Immunol Immunopatol]]></source>
<year>2018</year>
<volume>200</volume>
<page-range>32-9</page-range></nlm-citation>
</ref>
<ref id="B17">
<label>17</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Muñoz]]></surname>
<given-names><![CDATA[LA]]></given-names>
</name>
<name>
<surname><![CDATA[Rouco]]></surname>
<given-names><![CDATA[YA]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Análisis de costos de producción de lechón comercial en explotaciones tipo de la Región de Murcia]]></article-title>
<source><![CDATA[Archiv Zoot]]></source>
<year>1995</year>
<volume>44</volume>
<page-range>391-402</page-range></nlm-citation>
</ref>
<ref id="B18">
<label>18</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kramer]]></surname>
<given-names><![CDATA[CY]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Extension of multiple range tests to group means with unequal numbers of replications]]></article-title>
<source><![CDATA[Biometrics]]></source>
<year>1956</year>
<volume>12</volume>
<page-range>307-10</page-range></nlm-citation>
</ref>
<ref id="B19">
<label>19</label><nlm-citation citation-type="book">
<collab>PIC</collab>
<source><![CDATA[Análisis de la industria porcina en Latinoamérica]]></source>
<year>2017</year>
<volume>15</volume>
<page-range>1-20</page-range><publisher-name><![CDATA[PIC]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B20">
<label>20</label><nlm-citation citation-type="">
<collab>PigCHAMP Magazine</collab>
<source><![CDATA[Benchmark]]></source>
<year>2016</year>
<publisher-loc><![CDATA[USA ]]></publisher-loc>
</nlm-citation>
</ref>
<ref id="B21">
<label>21</label><nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Morilla]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<source><![CDATA[Manual para el control de las enfermedades infecciosas de los cerdos]]></source>
<year>2005</year>
<edition>2a</edition>
<publisher-loc><![CDATA[México ]]></publisher-loc>
<publisher-name><![CDATA[Manual Moderno]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B22">
<label>22</label><nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Schwartz]]></surname>
<given-names><![CDATA[KJ]]></given-names>
</name>
</person-group>
<source><![CDATA[Swine disease manual]]></source>
<year>2005</year>
<edition>Third</edition>
<publisher-loc><![CDATA[Perry, USA ]]></publisher-loc>
<publisher-name><![CDATA[American Association of Swine Practitioners]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B23">
<label>23</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kittiwan]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
<name>
<surname><![CDATA[Yamsakul]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Tadee]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Tadee]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Nuangmek]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Chuammitri]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Patchanee]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Immunological response to porcine reproductive and respiratory syndrome virus in young pigs obtained from a PRRSV-positive exposure status herd in a PRRSV endemic area]]></article-title>
<source><![CDATA[Vet Immunol]]></source>
<year>2019</year>
<volume>218</volume>
<page-range>09935</page-range></nlm-citation>
</ref>
<ref id="B24">
<label>24</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Moura]]></surname>
<given-names><![CDATA[CAA]]></given-names>
</name>
<name>
<surname><![CDATA[Johnson]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Baker]]></surname>
<given-names><![CDATA[SR]]></given-names>
</name>
<name>
<surname><![CDATA[Holtkamp]]></surname>
<given-names><![CDATA[DJ]]></given-names>
</name>
<name>
<surname><![CDATA[Wang]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Linhares]]></surname>
<given-names><![CDATA[DCL]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Assessment of immediate production impact following attenuated PRRS type 2 virus vaccination in swine breeding herds]]></article-title>
<source><![CDATA[Porc Health Manag]]></source>
<year>2019</year>
<volume>5</volume>
<page-range>13</page-range></nlm-citation>
</ref>
<ref id="B25">
<label>25</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Linhares]]></surname>
<given-names><![CDATA[DCL]]></given-names>
</name>
<name>
<surname><![CDATA[Johnson]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Morrison]]></surname>
<given-names><![CDATA[RB]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Economic analysis of immunization strategies for PRRS control]]></article-title>
<source><![CDATA[PLoS One]]></source>
<year>2015</year>
<volume>10</volume>
<numero>12</numero>
<issue>12</issue>
</nlm-citation>
</ref>
<ref id="B26">
<label>26</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Eclercy]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Renson]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Lebret]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Hirchaud]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Normand]]></surname>
<given-names><![CDATA[V]]></given-names>
</name>
<name>
<surname><![CDATA[Andraud]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A field recombinant strain derived from two type 1 porcine reproductive and respiratory syndrome virus (PRRSV-1) modified live vaccines shows increased viremia and transmission in SPF pigs]]></article-title>
<source><![CDATA[Viruses]]></source>
<year>2019</year>
<volume>11</volume>
<numero>3</numero>
<issue>3</issue>
</nlm-citation>
</ref>
<ref id="B27">
<label>27</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Dewey]]></surname>
<given-names><![CDATA[CE]]></given-names>
</name>
<name>
<surname><![CDATA[Wilson]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Buck]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Leyenaar]]></surname>
<given-names><![CDATA[JK]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The reproductive performance of sows after PRRS vaccination depends on stage of gestation]]></article-title>
<source><![CDATA[Prev Vet Med]]></source>
<year>1999</year>
<volume>40</volume>
<numero>3-4</numero>
<issue>3-4</issue>
<page-range>233-41</page-range></nlm-citation>
</ref>
<ref id="B28">
<label>28</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Jeong]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Choi]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Kang]]></surname>
<given-names><![CDATA[I]]></given-names>
</name>
<name>
<surname><![CDATA[Park]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Chae]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Evaluation of a 20 year old porcine reproductive and respiratory syndrome (PRRS) modified live vaccine (Ingelvac1 PRRS MLV) against two recent type 2 PRRS virus isolates in South Korea]]></article-title>
<source><![CDATA[Vet Microb]]></source>
<year>2016</year>
</nlm-citation>
</ref>
</ref-list>
</back>
</article>
