1699-695X 1699-695X S1699-695X2021000100001 Spain 00 00 2021 00 00 2021 14 1 1 3 1 Organización Mundial de la Salud (OMS) 2020 2 2019 118 1 1 339-73 3 2001 24 3 3 306-14 4 2006 5 6 2006 99 4 4 178-82 7 2018 47 9 9 1825-41 8 2015 10 8 8 9 10 2005 35 4 4 549-79 11 2020 12 2018 3 1 1 13 2020 56 1 1 14 2020 9 15 2020 16 2019 28 2 2 17 2020 18 2020 29 2 2