1 Department of Anesthesia & Critical Care, All India Institute of Medical Sciences, Bhubaneswar 751019, India; College of Medicine and Veterinary Medicine, University of Edinburgh, Edinburgh, UK. Electronic address: anaes_swagata@aiimsbhubaneswar.edu.in.
2 Department of Anaesthesia and Critical Care Medicine, New Cross Hospital, the Royal Wolverhampton NHS Trust, Wolverhampton, UK; Department of Intensive Care, Amsterdam University Medical Center, Location AMC, Amsterdam, Netherlands.
3 Department of Critical Care Medicine, Apollo Hospitals, Chennai, India.
4 Department of Intensive Care, Amsterdam University Medical Center, Location AMC, Amsterdam, Netherlands.
5 Department of Critical Care Medicine, Christian Medical College, Vellore, India; Critical Care Medicine, King Hamad American Mission Hospital, A'ali, Bahrain.