NCT00550589
- Conditions
- Anal Cancer, Anus Diseases, Anus Neoplasms, +16 more
- Locations
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- UCLA Clinical AIDS Research and Education (CARE) Center Los Angeles, California, United States
- UCSF Helen Diller Family Comprehensive Cancer Center San Francisco, California, United States
- Boston University Cancer Research Center Boston, Massachusetts, United States
- Beth Israel Deaconess Medical Center Boston, Massachusetts, United States