1. Department of Neurosurgery, Hindu Rhiday Samrat Balasaheb Thakare Medical College & Dr R N Cooper Hospital, Mumbai, Maharashtra, India;
2. Department of Neurosurgery, Sevenhills Hospital, Mumbai, Maharashtra, India;
3. Department of CT and MRI, Fortis Hospitals, Mumbai, Maharashtra, India;
4. Department of Histopathology, Bombay Hospital Institute of Medical Sciences, Mumbai, Maharashtra, India;
5. Department of Neurosurgery, Bombay Hospital Institute of Medical Sciences, Mumbai, Maharashtra, India;
6. Department of Medical Oncology, Sevenhills Hospital, Mumbai, Maharashtra, India;
7. Department of Neurosurgery, Hull Royal Infirmary, Hull, UK;
8. Department of Neurosurgery, Royal Hallamshire Hospital, Sheffield Teaching Hospitals NHS Foundation Trust, Sheffield, UK