- Conditions
- Prostate
- Interventions
- Not listed
- Lead sponsor
- National Cancer Institute (NCI)
- NIH
- Eligibility
- 18 Years to 100 Years · Male only
- Enrollment
- 553 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 1999 – 2020
- U.S. locations
- 6
- States / cities
- San Francisco, California • Washington D.C., District of Columbia • Lanham, Maryland + 2 more
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- Conditions
- Validation Study, Diet Surveys, Nutritional Assessment, Epidemiology, Methodologic Study
- Interventions
- Not listed
- Lead sponsor
- National Cancer Institute (NCI)
- NIH
- Eligibility
- 20 Years to 70 Years
- Enrollment
- 83 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2009 – 2020
- U.S. locations
- 1
- States / cities
- Rockville, Maryland