0012-7353 0012-7353 S0012-73532019000100171 10.15446/dyna.v86n208.72964 Colombia Colombia Colombia 00 03 2019 00 03 2019 86 208 171 176

[1] 2015 6 1-7 [2] 2016 80 [3] 2012 429 2 2 140-1 [4] 2009 82-107 [5] 2017 63 50-8 [6] 2017 29 5 5 2187-200 [7] 2015 528 7581 7581 171-2 [8] 2006 52 287-92 [9] 2017 83 9 9 e00243-17 [10] 16-J un -2 [11] 2011 85 2 2 465-8 [12] 2017 243 6 6 1041-56 [13] 2016 96 3 3 1027-36 [14] 2017 71 35-46 [15] 2017 14-7 [16] 2011 3 2 2 153-64 [17] 2007 67 1 1 132-40 [18] 2012 125 1 1 180-8 [19] 2017 109 1068-87 [20] 1996 2 [21] 2011 59 5 5 325-34 [22] 2015 63 79-86 [23] 2017 161 118-39 [24] 2013 19 3 3 519-21 [25] 2009 186-203 [26] 1977 81-9 [27] 2012 [28] 2016 60 11-20 [29] 2002 37 6 6 589-601 [30] 2016 99 8 8 6026-35 [31] 2015 51 449-58 [32] 2009 228-51 [33] 2014 42 187-95 [34] 2010 79 2 2 377-83