Keratosis, Actinic

• Skin Cancer Program, Department of Dermatology, Liebermeisterstrasse 8 — Tübingen, Baden-Wurttemberg, Germany
• Klinik fuer Dermatologie, Venerologie und Allergologie der Charite — Berlin, Germany
• Dept. of Dermatology — Freiburg im Breisgau, Germany
• Praxis Priv.-Doz. Dr. med. Dirschka — Wuppertal, Germany

• Southderm Pty Ltd — Kogarah, New South Wales, Australia
• Specialist Connect — Woolloongabba, Queensland, Australia

• Bispebjerg Hospital — Copenhagen, Denmark

• Dermatology Research Associates — Los Angeles, California, United States
• Therapeutics Clinical Research — San Diego, California, United States
• Spencer Dermatology & Skin Surgery Center — Saint Petersberg, Florida, United States
• Palm Beach Dermatology — West Palm Beach, Florida, United States

• Loma Linda University Medical Center — Loma Linda, California, United States

• Phoenix, Arizona, United States
• Encino, California, United States
• Los Angeles, California, United States
• Riverside, California, United States

Not specified

Not specified

• Birmingham, Alabama, United States
• Little Rock, Arkansas, United States
• Encino, California, United States
• Vista, California, United States

• Fremont, California, United States
• Los Angeles, California, United States
• Riverside, California, United States
• San Diego, California, United States