[1] Amrita Vishwa Vidyapeetham, Amrita Inst Med Sci, Dept Anaesthesiol & Crit Care, Kochi, Kerala, India
[2] SGPGI, Dept Anaesthesiol, Lucknow, Uttar Pradesh, India
[3] NU Hosp, Dept Anaesthesiol, Bangalore, Karnataka, India
[4] Madurai Med Coll, Inst Anaesthesiol, Madurai, Tamil Nadu, India
[5] Sir HN Reliance Fdn Hosp, Dept Transplant & HPB Anaesthesia, Mumbai, Maharashtra, India
[6] ASTER MIMS, Dept Anaesthesiol, Calicut, Kerala, India
[7] Amrita Vishwa Vidyapeetham, Amrita Inst Med Sci, Dept Anaesthesiol & Crit Care, Kochi 682041, Kerala, India