1 Departments of Gynecologic Oncology and Reproductive Medicine, The University of Texas M. D. Anderson Cancer Center, Houston, TX, United States; Department of Health Services Research, The University of Texas M. D. Anderson Cancer Center, Houston, TX, United States. Electronic address: [email protected].
2 Lineberger Comprehensive Cancer Center, University of North Carolina at Chapel Hill, Chapel Hill, NC, United States; Center for Women's Health Research, University of North Carolina at Chapel Hill, Chapel Hill, NC, United States.
3 Department of Gynecologic Oncology, University of Colorado Cancer Center, Aurora, CO, United States.