Colonic Neoplasms

• University of California, San Diego — San Diego, California, United States
• Massachusetts General Hospital — Boston, Massachusetts, United States
• University of Pittsburgh Cancer Center — Pittsburgh, Pennsylvania, United States
• University of Vanderbilt — Nashville, Tennessee, United States

• VA Greater Los Angeles Healthcare System, West Los Angeles, CA — West Los Angeles, California, United States

• Viviana loria-Kohen — Madrid, Spain

• University of California, San Francisco — San Francisco, California, United States

Not specified

• AOI Pharmaceuticals Investigative Site — Tucson, Arizona, United States
• AOI Pharmaceuticals Investigative Site — Beverly Hills, California, United States
• AOI Pharmaceuticals Investigative Site — Deer Park, California, United States
• AOI Pharmaceuticals Investigative Site — Monterey, California, United States

• St. Paul's Hospital — Vancouver, British Columbia, Canada

• University Medical Center Göttingen — Göttingen, Germany
• HELIOS St. Marienberg Hospital Helmstedt — Helmstedt, Germany
• Helios Albert-Schweitzer-Hospital, Academic University Teaching Hospital — Northeim, Germany
• HELIOS Medical Center Siegburg, Department of Gastroenterology — Siegburg, Germany

Not specified

• Fairfax Family Practice Centers — Fairfax, Virginia, United States
• Virginia Ambulatory Care Outcomes Research Network — Richmond, Virginia, United States