0122-5383 0122-5383 S0122-53832018000200057 10.29047/01225383.81 Colombia Venezuela Colombia 00 12 2018 00 12 2018 8 2 57 63

[1] 2017 14 1633-7 [2] 2008 74 V9-V16 [3] 2009 74 5 5 [4] 2010 [5] 1993 41 3397-415 [6] 1993 [7] 2001 43 1 1 129-59 [8] [9] 2012 [10] 2013 [11] 2008 [12] 2015 80 6 6 [13] 2016 81 2 2 V103-16 [14] 2014 79 3 3 [15] 2015 48 769-75 [16] 2014 [17] 2017 [18] 2006 54 11 11 [19] 2015