1. Palliative Medicine, Tata Memorial Centre (Tata Memorial Hospital), Homi Bhabha National Institute, Bengaluru, Karnataka, India
2. Department of Onco-Anaesthesiology and Critical Care, Sri Shankara Cancer Hospital and Research Center, Bengaluru, Karnataka, India
3. Anaesthesiology, Critical Care and Pain, Homi Bhabha Cancer Hospital and Research Centre, Vishakapatnam, Andhra Pradesh, India
4. Anaesthesiology, Critical Care, Pain, Tata Memorial Centre (ACTREC), Homi Bhabha National Institute, Bengaluru, Karnataka, India
5. Anaesthesia and Pain Management, Manipal Hospital, Bengaluru, Karnataka, India
6. Department of Biostatistics, ICAR-NIVEDI, Ramagondanahalli, Yelahanka, Bengaluru, Karnataka, India