1. Instituto do câncer de São Paulo (ICESP/FMUSP); Department of Obstetrics and Gynecology; Av. Dr Arnaldo 251 Sao Paulo Sao Paulo Brazil 01246-000
2. Centro de Estudos de Saúde Baseada em Evidências e Avaliação Tecnológica em Saúde; Cochrane Brazil; São Paulo Brazil
3. University Forvie Site, Robinson Way; MRC Biostatistics Unit, Institute of Public Health; Cambridge UK CB2 0SR
4. University of Cambridge, Strangeways Research Laboratory; Cardiovascular Epidemiology Unit, Department of Public Health and Primary Care; Wort’s Causeway Cambridge UK CB1 8RN
5. Instituto do Câncer do Estado de São Paulo (ICESP/FMUSP); Clinical Oncology; Av. Doutor Arnaldo 251 - Cerqueira César São Paulo Brazil 01246-000
6. Hospital Sírio Libanês; Rua Barata Ribeiro, 414 cj 51-52 Sao Paulo SP Brazil 01308-000