1. Sydney Medical School, Charles Perkins Centre, The University of Sydney, New South Wales 2006, Australia.
2. Department of Health Management and Policy, University of Michigan, Ann Arbor, United States of America (USA).
3. Organización Nacional de Trasplantes, Madrid, Spain.
4. Massachusetts General Hospital, Boston, USA.
5. Service Delivery and Safety, World Health Organization, Geneva, Switzerland.
6. Centre for Transplant and Renal Research, Westmead Hospital, Westmead, Australia.
7. Department of Internal Medicine, University of Michigan, Ann Arbor, USA.