0120-9957 0120-9957 S0120-99572022000200225 10.22516/25007440.771 Colombia Colombia Colombia Colombia 00 06 2022 00 06 2022 37 2 225 232

1 2019 37 4 4 569-82 2 2012 119 1 1 296-307 3 1998 92 7 7 2303-14 4 2015 21 3 3 389-401.e1 5 2018 06 03 03 E281-91 6 2017 14 12 12 711-26 7 2018 2 22 22 3411-7 8 2020 11 578314 578314 9 2015 101 5 5 452-66 10 2014 124 3 3 374-84 11 2020 12 10 10 341-54 12 2020 99 5 5 1121-8 13 2012 47 3 3 430-8 14 2012 104 6 6 310-4 15 2013 19 3 3 405-9 16 ASGE Standards of Practice Committee 2010 71 6 6 887-92 17 ASGE Standards of Practice Committee 2013 78 2 2 216-24 18 2021 56 4 4 963-7 19 2015 21 1 1 159-64 20 2014 2014 2014 701013 21 2014 2 3 3 206-15 22 2021 86 3 3 215-9 23 1999 24 11 11 1185-9 24 2015 21 4 4 761-7 25 1997 15 11 11 3350-4 26 2001 27 2 2 163-6