1. Department of Dermatology, Venereology and Leprosy, All India Institute of Medical Sciences, Bathinda, Punjab, India
2. Department of Dermatology, Venereology and Leprosy, Moradabad, Uttar Pradesh, India
3. Department of Pathology, Teerthanker Mahaveer Medical College and Research Centre, Moradabad, Uttar Pradesh, India