1. Obstetrics and Gynecology Department Federal University of Health Sciences/Irmandade Santa Casa de Misericordia Porto Alegre Brazil
2. Department of Gynecologic Oncology and Reproductive Medicine The University of Texas MD Anderson Cancer Center Houston Texas
3. Department of Radiation Oncology The University of Texas MD Anderson Cancer Center Houston Texas
4. Department of Diagnostic Radiology The University of Texas MD Anderson Cancer Center Houston Texas
5. Department of Biostatistics The University of Texas MD Anderson Cancer Center Houston Texas
6. Department of Endocrinology The University of Texas MD Anderson Cancer Center Houston Texas