1. Senior Resident, Department of Anesthesiology, Vardhman Institute Of Medical Sciences, Pawapuri, Nalanda, Bihar-803115.
2. Associate Professor, Deptt of Anesthesiology, Vardhman Institute Of Medical Sciences, pawapuri, Nalanda, Bihar-803115.
3. Assistant professor, Deptt Of Anesthesiology, Vardhman Institute Of Medical Sciences, Pawapuri, Nalanda, Bihar-803115.
4. IPGMER and SSKM Hospital, Kolkata.