1029-3019 1029-3019 S1029-30192022000300002 Cuba Cuba 00 06 2022 00 06 2022 26 3

1 2018 12 3 3 2 2018 10 2 2 3 2020 111 5 5 4 2019 13 3 3 5 2020 111 7 7 6 2020 111 6 6 7 2017 49 8 8 492-7 8 2017 32 3 3 142-9 9 Cuba. Centro Referencia Nacional de Puericultura 2011 10 2017 108 1 1 31-41 11 2019 13 ed 12 2018 50 ^s1 ^s1 1 41-65 13 2017 32 3 3 123-5 14 2022 29 1 1 15 2021 43 5 5 16 2018 12 1 1 17 2019 4 ed 18 2019 19 2018