3 Department of Obstetrics and Gynecology, Federal University of Bahia (UFBA), Salvador, Brazil.
4 Harris Birthright Research Center for Fetal Medicine, King's College Hospital and Department of Fetal Medicine, University College, London, United Kingdom.
5 Department of Obstetrics, Paulista School of Medicine, Federal University of São Paulo (EPM-UNIFESP), São Paulo, Brazil.
6 Department of Obstetrics and Gynecology, Campinas University (UNICAMP), Campinas, Brazil.