1 Department of Psychiatry and Behavioral Sciences, Memorial Sloan Kettering Cancer Center, New York, NY 10023, USA. Electronic address: rosaw@mskcc.org.
2 Worldwide Hospice Palliative Care Alliance, London, UK.
3 International Children's Palliative Care Network, Bristol, UK.
4 Palliative Care in Humanitarian Aid Situations and Emergencies, Edinburgh, UK; Palliative Care for Children, Bloemfontein, South Africa.
5 International Association for Hospice and Palliative Care, Houston, TX, USA; Department of Palliative Medicine, University Hospital of Bonn, Bonn, Germany.