DermAssociates, PC, Rockville, Maryland, United States
Southern California Dermatology, Inc., Santa Ana, California, United States
Investigational Site, Redhill, Surrey, United Kingdom
George Pompidou European Hospital, Paris, France
CPCAD, Nice, Cedex, France
Psoriasis association in Stockholm region, Stockholm, Sweden
Dr. Chih-Ho Hong Medical Inc., Surrey, British Columbia, Canada
Layton Medical Centre, Blackpool, Lancashire, United Kingdom
Arlington Dermatology, Arlington Heights, Illinois, United States
Brunwick Dermatology Center, Fredericton, New Brunswick, Canada
Albany House Medical Centre, Wellingborough, Northamptonshire, United Kingdom
Charité Universitätsmedizin Berlin, Dept. of Dermatology, Berlin, Germany
Clinic for Dermatology, Venereology and Allergy, University Clinic Schleswig-Holstein, Kiel, Germany
Cabinet de Dermatologie, Dr. Mathilde Kemula, Charenton le Pont, France
Covance Clinical Research Unit Ltd., Springfield House, Hyde Street, Leeds, United Kingdom
Johannes Niesmann, Bochum, Germany