Institute of Cardiovascular and Medical Sciences, BHF Glasgow Cardiovascular Research Centre, University of Glasgow, 126 University Place, Glasgow, G12 8TA, UK. Naveed.Sattar@glasgow.ac.uk. NHS England & Improvement, London, UK. Department of Diabetes and Endocrinology, St Mary's Hospital, Imperial College Healthcare NHS Trust, London, UK. Division of Metabolism, Digestion and Reproduction, Imperial College London, London, UK.