0012-7353 0012-7353 S0012-73532018000200019 10.15446/dyna.v85n205.68245 Colombia Colombia 00 06 2018 00 06 2018 85 205 19 26

[1] 2016 4 4 4 4237-47 [2] 2014 6 [3] 2009 29 9 9 2587-95 [4] 2016 304 304 737-46 [5] 2016 468 468 334-46 [6] 2016 285 285 57-68 [7] 2013 47 8 8 2613-32 [8] 2006 1 [9] 2017 172 172 85-99 [10] 2010 44 17 17 6532-49 [11] 2016 315 315 90-111 [12] 2007 294 1-3 1-3 280-6 [13] 2015 222 222 332-49 [14] 2015 204 204 313-23 [15] 2015 36 14 14 1828-36 [16] 2015 535 535 45-53 [17] 2014 6 2 2 217-58 [18] Apr- 20 17 6 6 55-68 [19] 2014 301 301 244-9 [20] 2016 [21] 2010 44 7 7 2412-8 [22] 2016 3 3 67-74 [23] 2016 318 318 233-46 [24] 2016 [25] 1972 57 11 11 4814-20 [26] 2013 31 4 4 240-8 [27] 2014 317 317 1028-34 [28] 2012 1-10 [29] 2016 465 465 249-58 [30] 2007 310 2 2 2375-7 [31] 2016 562 562 327-34 [32] 2014 468 468 195-201 [33] 2013 47 12 12 3887-98 [34] 2003 32 2 2 128-36 [35] 2006 26 5 5 1516-22 [36] 2008 10 2 2 321-32 [37] 2017 19 11 11 [38] 2016 159 159 35-42 [39] 2017 7 1 1 7672 [40] 2016 42 3 3 4228-37 [41] 2017 233 233 75-88