1794-4449 1794-4449 S1794-44492018000200118 10.22507/rli.v15n2a9 Ecuador Ecuador Ecuador 00 12 2018 00 12 2018 15 2 118 130

[1] 2017 1 [2] 2006 80 1-3 1-3 5-22 [3] 2017 33 [4] 2014 13 25 25 248 [5] World Health Organization 2004 [6] 2002 36 14 14 3573-81 [7] 2016 [8] 2002 36 1397-408 [9] 2010 78 165 165 1 [10] 2014 10-1 [11] 1999 15 5 5 2 [12] 2000 [13] 1999 91 84-93 [14] 1995 29 703-10 [15] 2007 41 2 2 244-54 [16] 2006 [17] 2012 [18] 2006 29 14-22 [19] 2003 26 27-33 [20] 2000 8 243-54 [21] 2010 33 4 4 [22] 2005 39 2338-44 [23] 2014 9 1 1 2 [24] 2008 21 4 4 [25] 1996 8 5 [26] 1988 80 43 [27] 1995 29 1099 [28] 1995 29 703 [29] 2013 36 2 2 [30] 2009 20 5 5 3-12 [31] 2007 142 477 [32] 2009 44 504 [33] 2016 X 2 2 [34] 1972 [35] 2011 [36] 2014 [37] 4 [38] -198 7 21 517-22 [39] 2014 [40] 2012