1. Olivia Skin and Hair Clinic Kolkata West Bengal India
2. KPC Medical College and Hospital Kolkata West Bengal India
3. Central Michigan University College of Medicine Saginaw Michigan USA
4. Revive Skin Clinic Kerala India
5. Faculty of Dentistry University of Medicine and Pharmacy “Carol Davila” Bucharest Romania
6. Department of Psychiatry, Aff. NYU Langone Medical Center Woodhull Medical and Mental Health Center Brooklyn New York USA