Adenoma

• Rogel Cancer Center — Ann Arbor, Michigan, United States
• University of Wisconsin Carbone Cancer Center — Madison, Wisconsin, United States

• BC Cancer — Vancouver, British Columbia, Canada

• City of Hope Comprehensive Cancer Center — Duarte, California, United States
• Los Angeles General Medical Center — Los Angeles, California, United States
• USC / Norris Comprehensive Cancer Center — Los Angeles, California, United States
• Keck Medical Center of USC Pasadena — Pasadena, California, United States

• University of Alabama at Birmingham Cancer Center — Birmingham, Alabama, United States
• Mayo Clinic Hospital in Arizona — Phoenix, Arizona, United States
• Mayo Clinic in Arizona — Scottsdale, Arizona, United States
• City of Hope Comprehensive Cancer Center — Duarte, California, United States

• Massachusetts General Hospital — Boston, Massachusetts, United States

Not specified

• Memorial Sloan Kettering Basking Ridge (Limited protocol activities) — Basking Ridge, New Jersey, United States
• Memorial Sloan Kettering Monmouth (Limited Protocol Activities) — Middletown, New Jersey, United States
• Memorial Sloan Kettering Bergen (Limited Protocol Activities) — Montvale, New Jersey, United States
• Memorial Sloan Kettering Suffolk- Commack (Limited Protocol Activities) — Commack, New York, United States

• M D Anderson Cancer Center — Houston, Texas, United States

• Fondazione IRCCS Istituto Nazionale dei Tumori — Milan, Italy

• Princess Margaret Hospital, University Health Network — Toronto, Ontario, Canada