1. Research Metrologist, The Clinical Pharmacology Unit, Royal Bath Hospital, Harrogate, and the Rheumatism Research Unit, University Department of Medicine, General Infirmary at Leeds, England
2. Professor of Rheumatology, University of Leeds, England
3. Medical Division, Roussel Laboratories, Wembley Park, Middlesex, England
4. Clinical Pharmacologist, The Clinical Pharmacology Unit, Royal Bath Hospital, Harrogate, and the Rheumatism Research Unit, University Department of Medicine, General Infirmary at Leeds, England