Institution: | 1.Department of Gynecology and Obstetrics,,Botucatu Medical School S?o Paulo State University - UNESP,,Botucatu,,Brazil;2.Research and Training,,Paulista Center for Diagnosis,,Ribeirao Preto,Brazil;3.Center for Human Reproduction Prof Franco Jr.,,Ribeirao Preto,,Brazil;4.Postgraduate Fellow Department of Gynecology and Obstetrics,,Botucatu Medical School Sao Paulo State University -- UNESP,,Brazil |