1. Neuroanesthesia and Neurocritical Care, Life Line Hospital & Research Centre Azamgarh, Uttar Pradesh, India
2. Department of Neurosurgery, Life Line Hospital & Research Centre Azamgarh, Uttar Pradesh, India
3. Department of Anesthesiology, Government Medical College, Azamgarh, Uttar Pradesh, India
4. Department of Neuroanesthesia and Neuro Critical Care, Life Line Hospital & Research Centre Azamgarh, Uttar Pradesh, India