0123-7799 0123-7799 S0123-77992018000200199 10.22430/22565337.788 Colombia Colombia Colombia 00 08 2018 00 08 2018 21 42 199 209

[1] 1998 135-46 [2] 1995 [3] 2007 9 83-96 [4] 2013 [5] 1982 2 2 131-3 [6] 1995 2 [7] 1998 [8] 2015 5 [9] 2014 41 3 3 853-60 [10] 2016 8 1 1 21-9 [11] 2017 58-62 [12] 2008 46 1 1 93-119 [13] 2017 59 129-32 [14] 2010 544-54 [15] 2009 2 109-20 [16] 2017 [17] 2010 1 [18] 1 2003 173-80 [19] 13 2000 63-70 [20] 1996