0034-7507 0034-7507 S0034-75072020000400013 Cuba Cuba Cuba Cuba 00 12 2020 00 12 2020 57 4

1 2019 8 22 22 899-903 2 2017 8 469-72 3 2018 34 4 4 4 Organización Panamericana de la Salud 2018 10 5 2009 5 1 1 22-8 6 1974 10 98-102 7 1974 10 285‑91 8 1985 7 4 4 307-11 9 2014 VI 1 1 9-14 10 2015 23 2 2 30-7 11 2015 11 20 20 31-9 12 2014 13 2017 11 3 3 88-100 14 1990 6.ª 15 1991 76 111-4 16 National Organization for Rare Disorders (NORD) 2011 17 2019 20 14 14 18 2017 6 2 2 38-40 19 2016 8 1 1 102-5