1. Department of Internal Medicine, RIPAS Hospital, Bandar Seri Begawan, Brunei
2. Section of Palliative Medicine and Supportive Oncology, Cleveland Clinic, Cleveland, OH, USA
3. The Harry R. Horvitz Center for Palliative Medicine, Cleveland Clinic, Cleveland, OH, USA
4. Department of Solid Tumor Oncology, Cleveland Clinic Taussig Cancer Institute, Cleveland, OH, USA
5. The Harry R. Horvitz Chair in Palliative Medicine, Cleveland Clinic, Cleveland, OH, USA