2444-054X 2444-054X S2444-054X2019000200146 10.24875/ciru.18000468 México México 00 04 2019 00 04 2019 87 2 146 150

1 1932 16 1133 2 2006 20 436-40 3 2015 11 223-30 4 2013 310 812-20 5 2010 145 28-33 6 ASGE Stards of Practice Committee 2010 2010 71 1-9 7 2013 17 434 8 2015 220 522-8 9 2011 146 329-33 10 2000 17 229-33 11 2014 312 137-44 12 2000 66 616-8 13 2013 205 371-3 14 2014 20 5548-56 15 2017 2 149-53 16 2008 22 2365-72 17 1974 290 484 18 2014 370 150-7 19 2016 35 391-7 20 2006 5 584-9