1 Department of Pediatric Neurology, Amrita Brain Centre for Children (ABC), Amrita Institute of Medical Sciences, Kochi, Kerala, India.
2 Department of Pediatric Neurology, Amrita Brain Centre for Children (ABC), Amrita Institute of Medical Sciences, Kochi, Kerala, India. Electronic address: vinayankp@aims.amrita.edu.
3 Division of Pediatric Radiology, Department of Radiology, Amrita Institute of Medical Sciences, Kochi, Kerala, India.