Medical Research Council Social and Public Health Sciences Unit, Glasgow, United Kingdom
Medical Research Council Clinical Trials Unit, London, United Kingdom
Medical Research Council Laboratories, The Gambia, Banjul, Fajara, Gambia
Kenyatta National Hospital, Nairobi, Kenya
Belfast City Hospital Trust Incorporating Belvoir Park Hospital, Belfast, Northern Ireland, United Kingdom
Leeds Cancer Centre at St. James's University Hospital, Leeds, England, United Kingdom
Velindre Cancer Center at Velindre Hospital, Cardiff, Wales, United Kingdom
Edinburgh Cancer Centre at Western General Hospital, Edinburgh, Scotland, United Kingdom
Royal Infirmary - Castle, Glasgow, Scotland, United Kingdom
Addenbrooke's Hospital, Cambridge, England, United Kingdom