NCT01044732
- Conditions
- Adenoma, Colonic Diseases, Colorectal Neoplasms, +14 more
- Locations
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- Johns Hopkins Hospital Baltimore, Maryland, United States
- Kansas City Veterans Administration Medical Center Kansas City, Missouri, United States
- Dartmouth-Hitchcock Medical Center Lebanon, New Hampshire, United States
- Bayside Endoscopy Center Providence, Rhode Island, United States