1. Sandhu J:
Department of Dermatology, Venereology & Leprology, Dayanand Medical College, Ludhiana, Punjab, India.
2. Singh A:
Department of Dermatology, Venereology & Leprology, Dayanand Medical College, Ludhiana, Punjab, India.
3. Gupta SK:
Department of Dermatology, Venereology & Leprology, Dayanand Medical College, Ludhiana, Punjab, India.
4. Garg B:
Department of Pathology, Dayanand Medical College, Ludhiana. Punjab, India.