1. Department of Anesthesiology, Rajendra Institute of Medical Sciences, Ranchi, Jharkhand, India
2. Department of Intensive Care Medicine, Rajendra Institute of Medical Sciences, Ranchi, Jharkhand, India
3. Department of Anesthesiology and Critical Care Medicine, Samford Hospital, Ranchi, Jharkhand, India
4. Department of Critical Care Medicine, Rajendra Institute of Medical Sciences, Ranchi, Jharkhand, India