1. Metabolic Research Laboratories; Level 4, Institute of Metabolic Sciences; Box 289, Addenbrooke's Hospital Cambridge CB2 0QQ UK
2. Cardiovascular Division; King's College London British Heart Foundation Centre of Research Excellence; 125 Coldharbour Lane London SE5 9NU UK
3. Northern Medical Program; University of Northern British Columbia, 3333 University Way, Prince George BC; Prince George BC V2N 479 Canada