2301-1254 2301-1254 S2301-12542019000200072 10.25184/anfamed2019v6n2a6 Colombia Colombia Colombia Colombia 00 12 2019 00 12 2019 6 2 72 79

1 2015 205 1 1 160-72 2 2002 46 1 1 13-21 3 2013 38 11 11 925-7