Affiliation: | 1. Department of Obstetrics, Paulista School of Medicine, Federal University of São Paulo (EPM-UNIFESP), São Paulo, SP, Brazil;2. Department of Obstetrics and Gynecology, Ribeirão Preto Medical School, University of São Paulo (DGO-FMRP-USP), Ribeirão Preto-SP, Brazil;3. Department of Perinatal Medicine and Obstetrics and Gynecology, Royal Women's Hospital, University of Melbourne, Melbourne, Melbourne, Victoria, Australia |