1. From the Dermato‐Venereology (Skin/VD) Centre, Sehgal Nursing Home, Panchwati, Azadpur, Delhi, India;1 Department of Dermato‐Venereology, Skin Institute and School of Dermatology, Greater Kailash, Delhi, India;2 and the Department of Pathology, Vallavbhai Patel Chest Institute, University of Delhi, Delhi, India3