1. Department of General Medicine, Trichy SRM Medical College Hospital & Research Centre, (Affiliated to The Tamil Nadu Dr. M.G.R. Medical University), Irungalur, Trichy, Tamil Nadu, India
2. Department of Biochemistry, Trichy SRM Medical College Hospital & Research Centre, (Affiliated to The Tamil Nadu Dr. M.G.R. Medical University), Irungalur, Trichy, Tamil Nadu, India
3. Department of Community Medicine, Dhanalakshmi Srinivasan Medical College and Hospital (Affiliated to The Tamil Nadu Dr. M.G.R. Medical University), Siruvachur, Perambalur, Tamil Nadu, India