IAdjunct Professor at the Federal University of São Paulo (UNIFESP), São Paulo, SP, Brazil - Main Author IIDoctor of Science, Department of Obstetrics, UNIFESP, São Paulo, SP, Brazil - Contribution to the article IIIAssociate Professor, Department of Obstetrics, São Paulo, SP, Brazil - Article Review IVProfessor, Department of Obstetrics, UNIFESP, São Paulo, SP, Brazil - Article Review