1560-4381 1560-4381 S1560-43812019000401180 Cuba Cuba Cuba 00 12 2019 00 12 2019 23 4 1180 1194

1 2013 2 2016 28 4 4 160-5 3 Ministerio de Salud Pública 2018 4 2015 19 4 4 193-203 5 2014 110 10 10 6 2017 7 2015 48 1 1 8 2019 9 2017 37 2 2 137-41 10 2015 11 2015 5 2 2 12 2018 22 4 4 678-88 13 2015 16 153 14 2015 143 3 3 310-9 15 2015 19 2 2 169-79 16 2018 97 1 1 95-105 17 2014 56 5 5 457-64 18 2016 144 2 2 145-51 19 2015 19 4 4 191-2