0124-5376 0124-5376 S0124-53762018000100226 10.21068/c2018.v19n01a15 Colombia Colombia Colombia 00 06 2018 00 06 2018 19 1 226 235

2002 28 2005 2014 40 1 1 111-9 1994 443 13 13 1-105 2000 6 1-60 2010 129 1-111 2009 2014 195-213 2015 3949 1 1 82-90 2009 117-41 2014 71-99 2011 2000 22 2 2 299-315 2001 2 2 2 131-43 2009 10 1 y 2 1 y 2 179-207 2009 10 1 1 179-207 2007 137 1 1 1-19 2008 141 6 6 1461-74 2007 87-113 2011 2854 1-73