1. Laboratory of Experimental Research on Gynecology and Obstetrics, Graduate Program in Gynecology, Obstetrics and Mastology, Botucatu Medical School, UNESP-Universidade Estadual Paulista, Distrito de Rubião Júnior S/N, 18618-970 Botucatu, SP, Brazil
2. Department of Gynecology and Obstetrics, Botucatu Medical School, UNESP-Univsidade Estadual Paulista, Distrito de Rubião Júnior S/N, 18618-970 Botucatu, SP, Brazil