1665-3521 1665-3521 S1665-35212017000400056 Colombia Colombia Colombia México 00 12 2017 00 12 2017 30 4 56 60

[1]. 2006 99 044908 [2]. 2008 41 085104 [3]. 2017 192 89 [4]. 2007 101 013112 [5]. 2005 589 91 [6]. 2001 78 3274 [7]. 1998 73 2657 [8]. 1998 73 2564 [9]. 2001 90 1666 [10]. 2003 34 411 [11]. 2015 28 1 1 [12]. 2015 70 15 [13]. 2003 94 2486 [14]. 2008 39 1070 [15]. 2015 425 303 [16]. 2016 155 70 [17]. 2014 14 192 [18]. 2016 127 3531 [19]. 2005 36 194 [20]. 2014 6 159 [21]. 2016 451 79 [22]. 2015 158 231 [23]. 1998 73 3268 [24]. 1996 79 7183 [25]. 1998 83 7873 [26]. 2017 421 608 [27]. 2008 516 6943 [28]. 2017 17 31 [29]. 2016 127 1167 [30]. 2016 175 16 [31]. 1994 37 657 [32]. 1995 67 2069 [33]. 2000 88 6429 [34]. 2010 42 475 [35]. 1986 2 513 [36]. 2008 40 183 [37]. 2003 27 357 [38]. 2005 37 134 [39]. 1996 311 [40]. 1999 [41]. 2006 28 1000 [42]. 1980 2 110-54 [43]. 2004 [44]. 1993 [45]. 2016 145 180