1. PRHOAMA, Programa de Homeopatia, Acupuntura e Medicina Antroposófica, Belo Horizonte Municipal Government, Belo Horizonte, Minas Gerais, Brazil
2. Complementary Therapies Research Group, Directory of Research Groups of the Scientific and Technological Development National Council (CNPq), Minas Gerais, Brazil
3. Department of Gynecology and Obstetrics, Federal University of Minas Gerais, Belo Horizonte, Minas Gerais, Brazil