0188-9532 0188-9532 S0188-95322017000100265 10.17488/rmib.38.1.21 Mexico Mexico 00 04 2017 00 04 2017 38 1 265 272

[1] OMS 2012 [2] 2013 137 124-35 [3] 2011 25 2 2 337-53 [4] 2015 7 5 5 243-76 [5] 2014 16 7 7 1-19 [6] 2005 102 32 32 11474-9 [7] 2016 8 5 5 2222-33 [8] 2016 17 6 6 982 [9] 2013 2 6 6 689-98 [10] 2011 129 1 1 97-108 [11] 2011 109 8 8 923-40 [12] 2011 15 5 5 1032-43 [13] 2013 127 2 2 213 [14] 2010 6 29-33 [15] 1992 117 12 12 1016-37 [16] 1993 77 6 6 1671-6 [17] 2010 6 1 1 77-95 [18] 2012 11 5 5 876-84 [19] 2004 151 1 1 1-14 [20] 2007 190 1 1 90-9 [21] 2014 7 2 2 135-42 [22] 2003 108 7 7 863-8 [23] 1991 9 5 5 641-50 [24] 2005 33 11 11 1402-16 [25] 2002 418 6893 6893 41-9 [26] 2005 11 4 4 367 [27] 2016 445-56 [28] 2001 107 11 11 1395-402 [29] 2005 102 32 32 11474-9 [30] 2008 149 1 1 380-8 [31] 2013 85 6 6 718726 [32] 2015 188 22-32 [33] 2014 98 138-49 [34] 2016 15 1 1 39-49