1. Department of Neurology, Sree Chitra Tirunal Institute of Medical Sciences and Technology, Trivandrum, Kerala, India
2. Department of Imaging Sciences and Intervention Radiology, Sree Chitra Tirunal Institute of Medical Sciences and Technology, Trivandrum, Kerala, India
3. Department of Pathology, Sree Chitra Tirunal Institute of Medical Sciences and Technology, Trivandrum, Kerala, India