0026-1742 0026-1742 S0026-17422016000200040 Mexico Mexico Mexico 00 04 2016 00 04 2016 59 2 40 45 1 2013 2 2013 26 1 1 30-8 3 2014 122 2 2 121-35 4 2010 21 6 6 912-9 5 2014 88 4 4 176-81 6 2007 70 2 2 350-4