Intestinal Polyps

• Medisch Centrum Alkmaar — Alkmaar, Netherlands
• Flevoziekenhuis — Almere Stad, Netherlands
• Amstelland Ziekenhuis — Amstelveen, Netherlands
• Antonie van Leeuwenhoek Ziekenhuis — Amsterdam, Netherlands

• Healthcare System Gangnam Center, Seoul National University Hospital — Seoul, South Korea

• Veterans Affairs Palo Alto — Palo Alto, California, United States
• Veterans Affairs San Francisco — San Francisco, California, United States
• Veterans Affairs Kansas City — Kansas City, Missouri, United States

Not specified

• New York Presbyterian Hospital — New York, United States

Not specified

• Pathway Genomics — San Diego, California, United States

• UCLA Medical Center — Los Angeles, California, United States
• University of Colorado, Denver — Denver, Colorado, United States
• Moffitt Cancer Center — Tampa, Florida, United States
• MD Anderson Cancer Center — Houston, Texas, United States

• Walter Reed National Military Medical Center — Bethesda, Maryland, United States
• Ann Arbor VA Healthcare System — Ann Arbor, Michigan, United States
• University of Michigan — Ann Arbor, Michigan, United States
• John D. Dingell VA Medical Center — Detroit, Michigan, United States

• Washington University in St. Louis — St Louis, Missouri, United States