1. Department of Palliative Care and Rehabilitation Medicine; The University of Texas MD Anderson Cancer Center; Houston Texas
2. Department of Palliative Care; King Hussein Cancer Center; Amman Jordan
3. Department of Medical Oncology; Barretos Cancer Hospital; Barretos Brazil
4. Department of Internal Medicine, School of Medicine; Pontificia Universidad Catolica de Chile; Santiago Chile
5. Department of Medical Oncology; Kangdong Sacred Heart Hospital; Seoul Republic of Korea
6. Department of Palliative Care; Tata Memorial Center; Mumbai India
7. Department of Biostatistics; The University of Texas MD Anderson Cancer Center; Houston Texas
8. Division of Hematology/Oncology, Department of Internal Medicine; Gyeongsang University College of Medicine; Gyeongsang Republic of Korea