1. Department of Neurology, UP University of Medical Sciences, Saifai, Etawah, Uttar Pradesh, India;
2. Department of Community Medicine, UP University of Medical Sciences, Saifai, Etawah, Uttar Pradesh, India;
3. Department of Medicine, UP University of Medical Sciences, Saifai, Etawah, Uttar Pradesh, India;
4. Forensic Medicine and Toxicology, UP University of Medical Sciences, Saifai, Etawah, Uttar Pradesh, India