1029-3019 1029-3019 S1029-30192019000601058 Cuba Cuba 00 12 2019 00 12 2019 23 6 1058 1069

1 2015 41 4 4 2 2017 145 11 11 1378-86 3 2017 21 6 6 4 2018 71 10 10 850-5 5 2015 26 2 2 105-7 6 2018 25 2 2 7 2019 46 1 1 2-8 8 American Society for Reproductive Medicine 2013 9 2012 38 4 4 10 2018 64 2 2 211-2 11 2006 12 2012 54 2 2 13 1994 5 1 1 17-23 14 2014 18 9 9 15 2010 88 12 12 881-2