DR . Alireza firooz Center for Research and Training in Skin Diseases and Leprosy, Tehran University of Medical Sciences,

1. Dermatologic Aesthetic Surgery International League (DASIL)2. European Society for Lasers and Energy Based Devices (ESLD)3. World Health Academy (WHA)4. Skin Inflammation Psoriasis International Network (SPIN)5. Women's Dermatologic Societyـــــ