1. Worldwide Laser Institute Dallas TX USA
2. Department of Dermatology Alpert Medical School of Brown University Providence RI USA
3. Department of Dermatology Medical School of Jundiaí São Paulo Brazil
4. GK Dermatology PC South Weymouth MA USA
5. Dermacare skin and laser centre New Delhi India
6. University of Athens Athens Greece
7. College of Medicine and Health Sciences United Arab Emirates University Al Ain United Arab Emirates
8. University of Studies Guglielmo Marconi Rome Italy
9. Mansoura Dermatology, Venereology and Leprology Hospital Mansoura Egypt
10. Department of Dermatology University Medical Center of the Johannes Gutenberg University Mainz Germany
11. Department of Dermatology University Medical Center Mainz Mainz Germany
12. Department of Dermatology University of Rome G. Marconi Rome Italy
13. Department of Dermatology University Hospital Basel Basel Switzerland