PD Dr. med. Rosenbach, Osnabrück, Niedersachsen, Germany
Dermatology Department, Woolloongabba, Queensland, Australia
Allergie-Centrum-Charité, Department of Dermatology and Allergy, Charité - Universitätsmedizin Berlin, Berlin, Germany
Centre de Pharmacologie Clinique Appliquée à la Dermatologie (CPCAD), Nice, France
Guildford Dermatology Specialists, Surrey, British Columbia, Canada
PerCuro Clinical Research, Victoria, British Columbia, Canada
Maritime Medical Research Center, Bathurst, New Brunswick, Canada
Skin Care Centre, Vancouver, British Columbia, Canada
St John of God Dermatology, Subiaco, Australia
Stratica Medical, Edmonton, Alberta, Canada
Centre de Pharmacologie Clinique Appliquée à la Dermatologie (CPCAD) - Hôpital l'Archet 2, 151 route Saint-Antoine de Ginestière, Nice, France
Prof. Dr. Axel Matzdorff, Saarbrücken, Saarland, Germany
Laser & Skin Surgery Center of Indiana, Carmel, Indiana, United States
Suzanne Bruce and Associates, P.A., Houston, Texas, United States
Dermatology Clinical Research Center of San Antonio, San Antonio, Texas, United States