1. Formerly Registrar in Public Health Medicine, Bloomsbury and Islington Health Authority, now Consultant Public Health Physician, Tees Health Joint Administration, Poole Hospital Nunthorpe, Cleveland TS7 0NJ
2. Cardiac Department, Whittington Hospital, London
3. Formerly consultant in Public Health Medicine, Bloomsbury and Islington Health Authority, now Director of Public Health, Brent and Harrow Health Authority
4. Professor of Primary Health Care, University College London Medical School, London, UK