1. From the Department of Dermatology, Venereology and Leprosy, AllMS Rishikesh, Veerbhadra Road, Rishikesh, Uttarakhand, India
2. Department of Community and Family Medicine, AllMS Rishikesh, Veerbhadra Road, Rishikesh, Uttarakhand, India
3. Department of Paediatrics, ESI Hospital, Faridabad, Haryana, India