1 BHF Glasgow Cardiovascular Research Centre, Institute of Cardiovascular and Medical Sciences, University of Glasgow, 126 University Avenue, Glasgow, G12 8TA, UK. naveed.sattar@glasgow.ac.uk.
2 BHF Glasgow Cardiovascular Research Centre, Institute of Cardiovascular and Medical Sciences, University of Glasgow, 126 University Avenue, Glasgow, G12 8TA, UK.
3 Department of Cardiology, Gentofte Hospital, Copenhagen, Denmark.
4 Clinical Trial Service Unit and Epidemiological Studies Unit, Nuffield Department of Population Health, University of Oxford, Oxford, UK.