1. Department of Endocrinology, Narayana Super Specialty Hospital, Howrah, West Bengal, India
2. Department of Internal Medicine, Narayana Super Specialty Hospital, Howrah, West Bengal, India
3. Consultant Physician, Narayana Super Specialty Hospital, Howrah, West Bengal, India
4. Department of Clinical Pharmacology, School of Tropical Medicine, Kolkata, West Bengal, India