Carcinoma, Basal Cell

• Sharp Memorial Hospital — San Diego, California, United States
• UCSF Helen Diller Family Comprehensive Cancer Center — San Francisco, California, United States
• Providence Saint John's Health Center — Santa Monica, California, United States
• Boca Raton Regional Hospital — Boca Raton, Florida, United States

• Kantonsspital Aarau — Aarau, Canton of Aargau, Switzerland
• Kantonsspital Winterthur — Winterthur, Canton of Zurich, Switzerland
• Lindenhofgruppe — Bern, Switzerland
• Luzerner Kantonsspital — Lucerne, Switzerland

• Irccs Fondazione Policlinico Gemelli — Roma, ITA, Italy

• Radboudumc — Nijmegen, Gelderland, Netherlands
• Maastricht University Medical Center + — Maastricht, Limburg, Netherlands
• Amsterdam UMC — Amsterdam, North Holland, Netherlands
• Netherlands Cancer Institute - AVL — Amsterdam, North Holland, Netherlands

• Rochester Dermatologic Surgery — Victor, New York, United States

• UZ (Universitair Ziekenhuis) Brüssel — Brussels, Belgium

• University of Calgary — Calgary, Alberta, Canada
• University of Alberta — Edmonton, Alberta, Canada
• Vancouver General Hospital — Vancouver, British Columbia, Canada
• St. Paul's Hospital — Vancouver, British Columbia, Canada

• Research Site — Phoenix, Arizona, United States
• Research Site — Boca Raton, Florida, United States
• Research Site — Coral Springs, Florida, United States
• Research Site — Cutler Bay, Florida, United States

• Uganda Cancer Institute — Kampala, Uganda

Not specified