1990-8644 1990-8644 S1990-86442023000300380 Ecuador 00 06 2023 00 06 2023 19 92 380 389

2010 10 39 39 410-27 2018 25 25 141-59 2017 7 2 2 49-54 2019 13 13 59-81 2017 31 31 3-7 2020 1031 2023 19 90 90 83-91 2021 362-6 2021 27 230-45 2018 42 7-18 2019 1 2 2 26-31 2020 50 8 8 1431-50 2017 36 177-208 2021 42 42 478-99 Organización Mundial de la Salud 2022 2021 40 40 404-12 2018 33 9 9 811-29 2020 5 9 9 1163-78 2013 73 5 5 470-81