1. Jockey Club School of Public Health; Chinese University of Hong Kong and Prince of Wales Hospital; Hong Kong S.A.R. China
2. Division of Medicine; Department of Dermatology; K.E.M. Hospital; Pune India
3. Skin Diseases Center; Nashik India
4. Department of Dermatology; Godavari Foundation Medical College and Research Center; Dr. Ulhas Patil Medical College & Hospital; Jalgaon India