[1] City University London,Centre for Health Services Research
[2] Oxford Radcliffe Hospitals,National Health Service Blood & Transplant
[3] University of Oxford,Centre for Outcomes Research Effectiveness
[4] University College London,Health Services Research Unit
[5] University of Aberdeen,Academic Unit of Primary Care
[6] Leeds Institute of Health Sciences,Centre for Practice
[7] Ottawa Hospital Research Institute – General Campus,Changing Research
[8] University of Ottawa,Faculty of Medicine