1. Yong Loo Lin School of Medicine, National University of Singapore, Singapore, Singapore
2. Division of Supportive and Palliative Care, National Cancer Centre Singapore, Singapore, Singapore
3. Medical Library, National University of Singapore Libraries, National University of Singapore, Singapore, Singapore
4. Duke-NUS Medical School, Singapore, Singapore
5. Division of Cancer Education, National Cancer Centre Singapore, Singapore, Singapore
6. Palliative Care Unit Liverpool, University of Liverpool, Liverpool, UK