S0820, Adenoma and Second Primary Prevention Trial
Summary
The registered summary isn't in our current data snapshot. Read it on the ClinicalTrials.gov record ↗. Why? →
Investigators
The overall officials registered on this study. Names that resolve to a findmyKOL profile link to it; the rest are shown as registered.
- Jason A. Zell, D.O., MPH
University of California, Irvine
Principal Investigator
A profile link is shown only when the registered name resolves to a person record with a confident, namesake-checked match; ambiguous names stay unlinked.
Sites
990 registered facilities, with the per-site recruitment status where the registry publishes one. ClinicalTrials.gov does not publish per-site enrollment counts.
- University of Alabama at Birmingham Cancer Center
Birmingham, Alabama, United States
- Alaska Breast Care and Surgery Llc
Anchorage, Alaska, United States
- Alaska Oncology and Hematology Llc
Anchorage, Alaska, United States
- Alaska Regional Hospital
Anchorage, Alaska, United States
- Alaska Women'S Cancer Care
Anchorage, Alaska, United States
- Anchorage Associates in Radiation Medicine
Anchorage, Alaska, United States
- Katmai Oncology Group
Anchorage, Alaska, United States
- Providence Alaska Medical Center
Anchorage, Alaska, United States
- Fairbanks Memorial Hospital
Fairbanks, Alaska, United States
- Banner Md Anderson Cancer Center
Gilbert, Arizona, United States
- Cancer Center at Saint Joseph'S
Phoenix, Arizona, United States
- Banner University Medical Center - Tucson
Tucson, Arizona, United States
- University of Arizona Cancer Center-North Campus
Tucson, Arizona, United States
- University of Arizona Cancer Center-Orange Grove Campus
Tucson, Arizona, United States
- Chi Saint Vincent Cancer Center Hot Springs
Hot Springs, Arkansas, United States
- Nea Baptist Memorial Hospital and Fowler Family Cancer Center - Jonesboro
Jonesboro, Arkansas, United States
- University of Arkansas for Medical Sciences
Little Rock, Arkansas, United States
- Highlands Oncology Group - Rogers
Rogers, Arkansas, United States
- Kaiser Permanente-Anaheim
Anaheim, California, United States
- Kaiser Permanente-Deer Valley Medical Center
Antioch, California, United States
- Mission Hope Medical Oncology - Arroyo Grande
Arroyo Grande, California, United States
- Sutter Auburn Faith Hospital
Auburn, California, United States
- Sutter Cancer Centers Radiation Oncology Services-Auburn
Auburn, California, United States
- Kaiser Permanente-Baldwin Park
Baldwin Park, California, United States
- Kaiser Permanente-Bellflower
Bellflower, California, United States
- Alta Bates Summit Medical Center-Herrick Campus
Berkeley, California, United States
- Providence Saint Joseph Medical Center/disney Family Cancer Center
Burbank, California, United States
- Mills-Peninsula Medical Center
Burlingame, California, United States
- Sutter Cancer Centers Radiation Oncology Services-Cameron Park
Cameron Park, California, United States
- East Bay Radiation Oncology Center
Castro Valley, California, United States
- Eden Hospital Medical Center
Castro Valley, California, United States
- Valley Medical Oncology Consultants-Castro Valley
Castro Valley, California, United States
- Enloe Medical Center
Chico, California, United States
- University Oncology Associates
Clovis, California, United States
- Uc Irvine Health Cancer Center-Newport
Costa Mesa, California, United States
- Sutter Davis Hospital
Davis, California, United States
- City of Hope Comprehensive Cancer Center
Duarte, California, United States
- Epic Care-Dublin
Dublin, California, United States
- Kaiser Permanente Dublin
Dublin, California, United States
- Bay Area Breast Surgeons Inc
Emeryville, California, United States
Site investigator names are published by ClinicalTrials.gov only while a study recruits, so completed studies list sites without them.
Drugs studied
No drug or biological interventions are in our data for this study — it may test a procedure, device or behavioral intervention, or the intervention list isn't in our current snapshot. See the registry record ↗. Why? →
Registration & key dates
Registry attributes as recorded on the ClinicalTrials.gov study record.
- Start
- 23 Aug 2013
- Primary completion
- 15 Sept 2027
- Completion
- 1 Feb 2032
- Last update posted
- 2 Apr 2026
- Registered enrollment
- 354
- Registry id
- NCT01349881
Source: ClinicalTrials.gov, via the CTTI AACT database, data as of 12 Jul 2026. Registry facts are shown as registered by the study sponsor; findmyKOL does not interpret them.