<?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>1870-3925</journal-id>
<journal-title><![CDATA[Región y sociedad]]></journal-title>
<abbrev-journal-title><![CDATA[Región y sociedad]]></abbrev-journal-title>
<issn>1870-3925</issn>
<publisher>
<publisher-name><![CDATA[El Colegio de Sonora]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1870-39252016000300315</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Los inicios de la salud pública en Baja California, México, y California, Estados Unidos, siglos XIX y XX]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Fierros Hernández]]></surname>
<given-names><![CDATA[Arturo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Instituto Holy Cross  ]]></institution>
<addr-line><![CDATA[Tijuana Baja California]]></addr-line>
<country>México</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2016</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2016</year>
</pub-date>
<volume>28</volume>
<numero>67</numero>
<fpage>315</fpage>
<lpage>346</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S1870-39252016000300315&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S1870-39252016000300315&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S1870-39252016000300315&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen: En el presente trabajo se dibuja un panorama de la frontera y de sus problemáticas sanitarias, a partir de elementos habituales de la sociedad, como el comercio y el flujo de personas. Además, permite adentrarse en el proceso de deconstrucción de la frontera entre California y el Distrito Norte de la Baja California (actual Baja California) desde las reglamentaciones sanitarias en la zona, a través de la modernización de las ciudades colindantes que se formaron en ella.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract: This paper provides an overview of the border and its health problems drawn from common elements of society such as trade and the flow of people. It also allows the reader to delve into the construction of the border between California and (Current) Northern Baja California District from sanitary regulations in the area from the modernization of cities in the area.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[frontera]]></kwd>
<kwd lng="es"><![CDATA[salud pública]]></kwd>
<kwd lng="es"><![CDATA[modernización]]></kwd>
<kwd lng="es"><![CDATA[epidemias]]></kwd>
<kwd lng="es"><![CDATA[medicina]]></kwd>
<kwd lng="en"><![CDATA[border]]></kwd>
<kwd lng="en"><![CDATA[Public Health]]></kwd>
<kwd lng="en"><![CDATA[modernization]]></kwd>
<kwd lng="en"><![CDATA[epidemics]]></kwd>
<kwd lng="en"><![CDATA[medicine]]></kwd>
</kwd-group>
</article-meta>
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