1815-7696 1815-7696 S1815-76962022000200494 Cuba Cuba Cuba 00 06 2022 00 06 2022 20 2 494 510

2019 2012 12 3 3 2017 36 1 1 94-108 2018 4 3 3 135-48 2018 Ministerio de salud Pública 2019 2018 10 3 3 349-59 2008 2008 2011 15 4 4 2015 19 6 6 1129-39 2015 19 4 4 678-90