0123-9392 0123-9392 S0123-93922019000200212 10.22354/in.v23i2.779 Colombia Colombia 00 06 2019 00 06 2019 23 2 212 214

1 2006 296 8 8 964-73 2 2004 35 5 5 435-45 3 2003 163 1 1 76-80 4 IDSA 5 25 6 2013 57 11 11 1648-55 7 1991 41 1 1 104-29