1. All India Institute of Medical Sciences, Raebareli, Uttar Pradesh, India
2. Department of Neurosurgery, All India Institute of Medical Sciences, Raebareli, Uttar Pradesh, India
3. Department of Neurosurgery, Fortis Hospital, Mumbai, Maharashtra, India
4. Department of Neurosurgery, MLN Medical College, Prayagraj, Uttar Pradesh, India