Affiliation: | 1. Rheumatology Wing, Department of Internal Medicine, Post Graduate Institute of Medical Education and Research, Chandigarh, India;2. Department of Medical Microbiology, Post Graduate Institute of Medical Education and Research, Chandigarh, India;3. Department of Dermatology, Post Graduate Institute of Medical Education and Research, Chandigarh, India;4. Department of Cardiology, Post Graduate Institute of Medical Education and Research, Chandigarh, India |