1. CM-Insight, Weybridge
2. University Department of Clinical Oncology, Western General Hospital, Edinburgh and Edinburgh Breast Unit, Western General Hospital, Edinburgh
3. Telemedicine Laboratory, Department of General Practice, University of Aberdeen
4. Medical Statistics Unit, University of Edinburgh, UK
5. Bristol-Myers Squibb Company, New York, USA
6. Dumfries and Galloway Royal Infirmary, Dunfermline, UK