1. Department of Radiology, Dr. Rela Institute and Medical Centre, Chennai, Tamil Nadu, India
2. Department of Radio-diagnosis, Vardhman Mahavir Medical College and Safdarjung Hospital, New Delhi, India
3. Department of Radio-Diagnosis, Dr. Rela Institute and Medical Centre, Chennai, Tamil Nadu, India
4. Department of Microbiology, Dr. Rela Institute & Medical Centre, Chennai, Tamil Nadu, India
5. Department of Internal Medicine, Chettinad Hospital, Chennai, Tamil Nadu, India