1996-3521 1996-3521 S1996-35212021000300008 Cuba Cuba 00 12 2021 00 12 2021 36

1 2010 2 2011 1 34 34 63-72 3 World Health Organization 2014 4 2010 39 3-4 3-4 214-26 5 2011 37 2 2 6 2015 7 2008 34 1 1 8 2018 9 2011 10 2015