1. Department of Medicine; Federal University of São Carlos; São Paulo Brazil
2. Section of Urogynecology and Pelvic Surgery, Department of Gynecology; Federal University of São Paulo; São Paulo Brazil
3. Department of Social Medicine; Faculty of Medicine of Ribeirão Preto; University of São Paulo; São Paulo Brazil
4. Department of Medical-Surgical Nursing; Nursing School; University of Sao Paulo; São Paulo Brazil
5. Department of Epidemiology; Faculty of Public Health; University of São Paulo; São Paulo Brazil