0185-1918 0185-1918 S0185-19182020000100221 10.22201/fcpys.2448492xe.2020.238.71980 Mexico 00 04 2020 00 04 2020 65 238 221 230

1989 1991 1992 1946 FAO FIDA OMS PMA UNICEF 2019 GHA 2018 OXFAM 2019 2002 SIPRI 2018 1946 2003 UNCTAD 1997 I WHO 2019