1405-5546 1405-5546 S1405-55462021000300601 10.13053/cys-25-3-3453 Mexico Mexico Mexico Mexico 00 09 2021 00 09 2021 25 3 601 615

1 2020 2 2020 506 145-8 3 2020 4 2020 5 2020 6 2020 7 2020 76 71-6 8 2020 17 4 4 447-51 9 2020 10 World Health Organization 2020 51 51 11 World Health Organization 2020 12 2020 13 2020 15 5 5 700-4 14 2020 15 2018 16 2017 23 1 1 91-100 17 2018 260-70 18 2019 29 7 7 3338-47 19 2019 29 7 7 3348-57 20 2019 44 4 4 3173-82 21 2019 29 10 10 5441-51 22 2017 23 2015 42 3 3 990-1002 24 2011 41 8 8 653-64 25 2017 542 7639 7639 115-8 26 2018 77 8 8 9909-24 27 2019 155 1 1 58-65 28 2020 30 2 2 1285-94 29 2020 196 30 2020 31 2018 32 2019 33 2018 216 139-53 34 2019 6 1 1 27 35 2020 36 2020 37 2012 25 1097-105 38 2020 10 14 14 39 2019 6 1 1 60 40 2016 41 2018 2018 117-22 42 PyTorch 2019 43 2017 44 2017 5987-95 45 2015 46 2019 2820-8 47 2018 4510-20 48 2018 116-31 49 2014 50 2016 51 2015 52 2017 4700-8 53 2016 770-8 54 2015 1-9 55 2006 27 8 8 861-74 56 2017 12 57 2020 58 2020 125 4 4 374-83 59 2020 10 7 7 2488 60 2017 1-5 61 2018 796-803 62 2019 1078-81 63 2019 673-7 64 2020 65 2020 295 1 1 202-7 66 2020 67 2020 68 2020