0028-3746 0028-3746 S0028-37462018000300186 México Mexico 00 09 2018 00 09 2018 77 3 186 188 1 2 3 2018 4 2015 5 1 1 5 2014 81 1 1 12-34 6 2016 355 i5210 7 2011 20 1 1 12-20 8 2014 133 4 4 571-3 9 2014 25 2 2 473-88 10 2015 22 1 1 41-7 11 12 Instituto Nacional de Salud Pública 2018