1870-7203 1870-7203 S1870-72032021000100081 Mexico México México Mexico 00 03 2021 00 03 2021 19 1 81 85

1 2020 2 2019 86 6 6 213-8 3 2020 26 5 5 672-5 4 American College of Surgeons 2020 5 2020 219 6 6 900-2 6 2020 98 6 6 320-7 7 2020 80 157-61 8 2020 9 2016