1. Department of Neurology, Pondicherry Institute of Medical Sciences, Puducherry, India
2. Department of Medical and Surgical Nursing, Pondicherry Institute of Medical Sciences, Puducherry, India
3. Department of Psychiatric Nursing, College of Nursing, Pondicherry Institute of Medical Sciences, Puducherry, India
4. Department of Biostatistics, Pondicherry Institute of Medical Sciences, Puducherry, India