1. Senior Resident, Department of Dermatology, Venereology and Leprosy, Government Medical College, Circular road, Amritsar, Punjab 143001, India.
2. Assistant Professor, Department of Dermatology, Venereology and Leprosy, Government Medical College, Circular road, Amritsar, Punjab 143001, India
3. Junior Resident, Department of Dermatology, Venereology and Leprosy, Government Medical College, Circular road, Amritsar, Punjab 143001, India
4. Professor and Head, Department of Dermatology, Venereology and Leprosy, Government Medical College, Circular road, Amritsar, Punjab 143001, India.