Familial Adenomatous Polyposis

• Johns Hopkins University/Sidney Kimmel Cancer Center — Baltimore, Maryland, United States
• University of Puerto Rico — San Juan, Puerto Rico

• Cleveland Clinic — Cleveland, Ohio, United States

• Academic Medical Center — Amsterdam, Netherlands
• University Medical Center — Groningen, Netherlands
• Leiden University Medical Center — Leiden, Netherlands
• University Medical Center St. Radboud — Nijmegen, Netherlands

Not specified