1. The University of Texas MD Anderson Cancer Center, Houston, TX;
2. Gynecologic Oncology Group, Buffalo, NY;
3. WCC Nevada, Las Vegas, NV;
4. University of Cincinnati, University of Cincinnati Cancer Institute, Cincinnati, OH;
5. Memorial Sloan Kettering Cancer Center and Weill Cornell Medical College, New York, NY;
6. The Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins University, Baltimore, MD;
7. Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, Korea, Republic of (South);
8. Saitama Medical University International Medical Center, Hidaka, Japan;
9. The University of Oklahoma Health Sciences Center, Oklahoma City, OK;
10. NSABP/NRG Oncology, and Metro-Minnesota Community Oncology Research Consotrium (MMCORC), Minneapolis, MN;
11. Duke Cancer Institute, Duke University Medical Center, Durham, NC;
12. The Ohio State University, Columbus, OH;
13. NRG Statistical and Data Center, Roswell Park Cancer Institute, Buffalo, NY;
14. Stephenson Cancer Center, Oklahoma City, OK;