Bikram Kumar Gupta MD PDCC EDIC FACEEHead, Division of Critical Care Medicine, Department of Anaesthesia and Critical Care, Heritage Institute of Medical Sciences, Varanasi, Uttar Pradesh, IndiaSyed Moied Ahmed PhD MD FICCM FCCP FIMSA FICM MNAMSIn-Charge ICU and Former Chairman, Department of Anaesthesiology and Critical Care, JN Medical College, AMU, Aligarh, Uttar Pradesh, IndiaRakesh Garg MD FICCM FICA DNB MNAMS FIMSA PGCCHM CCEPCAdditional Professor, Department of Onco-Anaesthesiology and Palliative Medicine, Dr BRAIRCH, All India Institute of Medical Sciences, New Delhi, IndiaSuhail Sarwar Siddiqui MD DM Fellow Critical Care EDICAssociate Professor, Department of Critical Care Medicine, King George’s Medical University, Lucknow, Uttar Pradesh, IndiaMohd Saif Khan MD DM DNB PDF MNAMSAssociate Professor, Department of Critical Care Medicine, Rajendra Institute of Medical Sciences, Ranchi, Jharkhand, India