1. Senior Resident, Department of Neurology, All India Institute of Medical Sciences, Rishikesh, India
2. Assistant Professor, Department of Neurology, All India Institute of Medical Sciences, Rishikesh, India
3. Assistant Professor, Department of Neurology, All India Institute of Medical Sciences, New Delhi, India
4. Additional Professor and Head, Department of Neurology, All India Institute of Medical Sciences, Rishikesh