1. Department of Neurology All India Institute of Medical Sciences New Delhi India
2. Department of Medicine All India Institute of Medical Sciences New Delhi India
3. Department of Microbiology All India Institute of Medical Sciences New Delhi India
4. Department of Pathology All India Institute of Medical Sciences New Delhi India
5. Department of Neuroimaging and Interventional Neuroradiology All India Institute of Medical Sciences New Delhi India
6. Department of Gastroenterology and Human Nutrition Unit All India Institute of Medical Sciences New Delhi India
7. Department of Neurosurgery All India Institute of Medical Sciences New Delhi India
8. Department of Nuclear Medicine All India Institute of Medical Sciences New Delhi India
9. Department of Neurology Sir Ganga Ram Hospital New Delhi India