1. CI Cosmetic Clinic, Malabar Medical College and Research Centre, Kozhikode, Kerala, India,
2. Department of Dermatology, Malabar Medical College and Research Centre, Kozhikode, Kerala, India,
3. Department of Dermatology, SMBT Medical College, Nashik, Maharashtra, India,
4. Lisa Skin Clinic, Kozhikode, Kerala, India,