1. Pain Relief and Palliative Care Society, MNJ Institute of Oncology Regional Cancer Center, Hyderabad, Telangana, India,
2. Department of Pain and Palliative Medicine, MNJ Institute of Oncology and RCC, Hyderabad, Telangana, India,
3. Department of Supportive Care, Clinical and Research Fellow, Palliative Medicine, Princess Margaret Cancer Centre, Toronto, Canada,