[1] University of Glasgow,Centre for Population & Health Sciences
[2] University of Dundee,Biomedical Research Institute
[3] Western General Hospital,Metabolic Unit
[4] Aberdeen Royal Infirmary,Diabetes Clinic
[5] University of Glasgow,Institute of Cardiovascular and Medical Sciences
[6] University of Glasgow,British Heart Foundation Glasgow Cardiovascular Centre
[7] University of Edinburgh,Centre for Population Health Sciences