2444-6483 2444-6483 S2444-64832021000100022 10.24875/end.m21000329 Mexico Mexico Mexico Mexico Mexico Mexico Mexico Mexico Mexico Mexico Mexico Mexico Mexico Mexico Mexico Mexico Mexico Mexico Mexico Mexico 00 03 2021 00 03 2021 33 1 22 44

1 2017 44 4 4 673-92 2 1998 4 5 5 446-58 3 2020 18 1261-7 4 2019 18 439-54 5 2003 41 30-2 6 2020 18 1268-79 7 2020 18 1280-90 8 2020 18 6 6 1252-60 9 2020 35 380-9 10 2017 390 2769-78 11 2018 17 126-34 12 2020 18 304-12 13 2009 43 221-4 14 2011 76 34-8 15 2020 85 3 3 246-56 16 2019 8 27-37 17 2014 8 318-25 18 1955 2 1041-8 19 en representaciódel Grupo Español de Trabajo de Enfermedad de Crohn y Colitis Ulcerosa or Spanish Group for Working on Crohn's Disease and Ulcerative Colitis (GETECCU) 2013 36 8 8 e1-e47 20 2015 9 846-52 21 2016 13 567-79 22 2019 68 s1-s106 23 2008 14 1660-6 24 2019 84 3 3 317-25 25 1980 21 279-86 26 1980 1 514 27 2010 8 357-63 28 2016 14 348-54 29 Grupo del Consenso Mexicano de Colitis Ulcerosa Crónica Idiopática 2018 83 144-67 30 2018 2018 31 2018 16 618-20 32 2016 9 51-62 33 2012 18 1647-54 34 2007 102 803-13 35 2015 110 802-19 36 2016 137 37 2013 7 556-85 38 2018 113 481-517 39 2011 34 125-45 40 2019 13-2 144-64 41 2015 21 1832-8 42 2009 58 1113-20 43 American Society for Gastrointestinal Endoscopy Standards of Practice Committee 2015 81 5 5 1101-21 44 2019 99 1063-82 45 2019 99 1051-62 46 2018 24 35 35 4014-20 47 2012 6 965-90 48 2016 28 8 8 882-9 49 2019 35 3 3 223-34 50 2018 12 2 2 119-24 51 2016 22 1184-97 52 2013 7 827-51 53 2016 48 7 7 703-8 54 2015 95 1123-41 55 2015 17 50 56 2015 21 4 4 824-31 57 2018 1 1 1 58 2016 2016 8 8 59 2010 105 162-9 60 2007 12 49-59 61 1990 99 956-63 62 2010 4 63-101 63 2020 91 733-45 64 2016 14 1245-55 65 2016 43 317-33 66 2015 110 1324-38 67 2015 466 5 5 533-9 68 2019 114 3 3 384-413 69 1993 38 6 6 1137-46 70 2017 11 6 6 649-70 71 2016 111 5 5 685-90 72 2016 150 2 2 389-95.e3 73 2019 98 21 21 74 2014 12 4 4 644-50 75 1990 323 1228-33 76 2001 48 3 3 430-4 77 1995 22 5 5 1404-8 78 2013 22 3 3 265-8 79 2015 13 10 10 1770-5 80 2016 151 6 6 1122-30 81 2015 148 3 3 639-651.e28 82 2013 77 351-9 83 American Gastroenterological Association 2008 134 327-40 84 2013 19 1913-20 85 2017 86 1006-11 86 2001 194 2 2 152-7 87 2013 9 9 9 573-83 88 2003 58 554-7 89 2009 69 3 Pt 2 3 Pt 2 654-64 90 2011 5 3 3 189-95 91 2013 9 9 9 573-83 92 2017 50 437-45 93 2007 65 998-1004 94 2019 52 120-8 95 2019 34 4 4 569-80 96 2014 12 5 5 756-64 97 2017 49 1237-42 98 2019 34 9 9 1581-9 99 2018 87 1079-84 100 2013 62 7 7 1072-84 101 2020 5 4 4 393-405 102 2020 18 1 1 1-10 103 2019 114 8 8 1181-4 104 Chinese IBD Endoscopic Club 2020 21 6 6 351-4 105 2019 89 2 2 215-37 106 2017 23 1 1 133-42 107 2020 55 6 6 615-26 108 2018 113 S421-22 109 2015 21 9 9 2194-213 110 2018 24 7 7 1575-81 111 2016 30 12 12 5434-43 112 2015 42 10 10 1137-48 113 2017 23 4 4 502-13 114 2018 24 4 4 897-907 115 2012 13 10 10 1287-93 116 2016 48 8 8 874-9 117 2018 66 4 4 614-9 118 2015 29 8 8 445-7 119 2017 38 3 3 265-72 120 2017 11 6 6 523-30 121 American College of Gastroenterology 2015 110 646-59 122 2010 256 2 2 387-96 123 ASGE Standards of Practice Committee 2017 85 1 1 32-47 124 2006 64 2 2 219-23 125 2000 33 520-7 126 2019 68 1356-78 127 2004 99 502-8 128 2017 66 1265-81 129 2010 71 527-34 130 2020 91 2 2 385-93 131 2018 155 752-9 132 IBD Working Group pf the ESPGHAN 2005 41 1 1 1-7 133 2014 58 795-805 134 2012 54 3 3 374-80 135 2005 20 11 11 1696-700 136 2009 15 7 7 1101-4 137 2012 54 6 6 753-7 138 2001 32 4 4 443-8 139 2004 39 3 3 257-61 140 2012 6 1 1 86-94 141 2019 25 16 16 1928-35 142 2015 11 2 2 96-102 143 European Crohn-Colitis Organisation-ECCO-Study Group of Epidemiology Committee-EpiCom 2013 38 5 5 501-12 144 ASGE Standard of Practice Committee 2012 76 1 1 18-24 145 2020 65 10 10 2979-85