1. General Medicine, Basildon University Hospital, Essex
2. Orthopaedics, University College London Hospital, London
3. Cardiac Services, The Heart Hospital, London
4. Center for Infectious Diseases of the Skin, Brigham and Women's Hospital, Harvard Medical School, Boston, USA
5. Infectious Disease in the Hospital for Tropical Diseases, London
6. Department of Medical Microbiology, University College London Hospital, London
7. Translational Medicine, University College London, London WC1E 6JJ