[1] NHS Lothian, Edinburgh Canc Ctr, Med Oncol, Edinburgh, Midlothian, Scotland
[2] NHS Lothian, Edinburgh Canc Ctr, Edinburgh, Midlothian, Scotland
[3] NHS Lothian, Dept Publ Hlth, Publ Hlth, Edinburgh, Midlothian, Scotland
[4] Queen Elizabeth Cent Hosp, Oncol & Palliat Care Unit, Blantyre, Malawi
[5] Queen Elizabeth Cent Hosp, Oncol & Palliat Care Unit, Palliat Care, Blantyre, Malawi
[6] Queen Elizabeth Cent Hosp, Oncol & Palliat Care Unit, Oncol, Blantyre, Malawi