0012-7353 0012-7353 S0012-73532019000100251 10.15446/dyna.v86n208.72695 Colombia 00 03 2019 00 03 2019 86 208 251 256

[1] 2012 3 4 4 2797-800 [2] 2009 86 11 11 2273-82 [3] 2016 66 631-53 [4] 2007 31 6 6 416-25 [5] 2008 36 9 9 3360-5 [6] 2017 71 475-501 [7] 2009 33 5 5 890-8 [8] 2013 2 493 493 1-11 [9] 2013 42 527-37 [10] 2016 215 92-9 [11] 2013 3 3 3 467-76 [12] 2017 11 231-8 [13] 2008 26 1 1 89-105 [14] 2013 15 3 3 7-14 [15] 2005 28 4 4 596-600 [16] 2002 67 6 6 2113-7 [17] 2013 36 6 6 739-47 [18] 2012 2 738-53 [19] 2008 34 5 5 551-73 [20] 2006 39 4 4 897-902 [21] 2006 30 10 10 880-91 [22] 2012 13 7 7 579-86 [23] 2009 112 1 1 57-62 [24] 2012 11 1 1 53-9 [25] 2013 38 18 18 7246-52 [26] 2009 54 26 26 6438-44 [27] 2007 56 5 5 349-51 [28] 1999 38 13 13 2969-78 [29] 2011 220 2-3 2-3 195-9 [30] 2011 31 9-10 9-10 2121-5 [31] 2011 36 2 2 503-9 [32] 2015 48 189-96 [33] 2004 20 1 1 103-10 [34] 1984 26 4 4 377-81 [35] 2010 101 13 13 4851-61 [36] 2010 28 5 5 556-62 [37] 2011 22 12 12 2337-43 [38] 2015 4 3-9 [39] 2013 587 17 17 2725-30 [40] 2015 4 10-6 [41] 2015 5 226-39 [42] 1982 32 7-12 7-12 1016-22 [43] 2012 44 33-7 [44] 2016 49 320-5 [45] 2013 34 5 5 53001