Publisher: Centro De Estudos Da Associacao Maternidade De Sao Pualo Country of Publication: Brazil NLM ID: 0412020 Publication Model: Print Cited Medium: Print ISSN: 0034-8287 (Print) Linking ISSN: 00348287 NLM ISO Abbreviation: Rev Ginecol Obstet (Sao Paulo) Subsets: OLDMEDLINE