[1] Huntington Reprod Med, BR-04501000 Sao Paulo, Brazil
[2] Hosp & Maternidade Santa Joana, Ctr Human Reprod, BR-04104080 Sao Paulo, Brazil
[3] Fed Univ Sao Paulo EPM UNIFESP, Paulista Sch Med, Dept Gynecol, BR-04024002 Sao Paulo, Brazil
[4] Univ Sao Paulo, Sch Med, Gynecol Discipline, BR-01246903 Sao Paulo, Brazil