1. Department of Clinical Immunology and Rheumatology, All India Institute of Medical Sciences, Bilaspur, Himachal Pradesh, India
2. Department of Ophthalmology, Himalayan Institute of Medical Sciences, Swami Rama Himalayan University, Dehradun, Uttarakhand, India
3. Consultant Rheumatologist, Ramkrishna Care Hospitals, Raipur, Chhattisgarh, India