1. The Christie Patient Centred Research Team, The Christie School of Oncology, The Christie NHS Foundation Trust, Manchester, United Kingdom.
2. Academic Unit of Palliative Care, Leeds Institute of Health Sciences, University of Leeds, Leeds, United Kingdom.
3. The Christie NHS Foundation Trust, Manchester, United Kingdom.
4. Division of Nursing, Midwifery and Social Work, School of Health Sciences, University of Manchester, Manchester, United Kingdom.