Indar Kumar Sharawat1, Prateek Kumar Panda2. 1. Pediatric Neurology Division, Department of Pediatrics, All India Institute of Medical Sciences, Rishikesh, Uttarakhand, India. 2. Pediatric Neurology Division, Department of Pediatrics, All India Institute of Medical Sciences, Rishikesh, Uttarakhand, India. drprateekpanda@gmail.com.