Affiliation: | 1. Department of Cardiology, Aberdeen Royal Infirmary, , Foresterhill, Aberdeen, UK;2. Medical Statistics Team, Section of Population Health, University of Aberdeen, Polwarth Building, , Foresterhill, Aberdeen, UK;3. Aberdeen Centre for Trauma Research, Faculty of Health and Social Care, The Robert Gordon University, , Aberdeen, UK;4. Division of Medicine and Therapeutics, Ninewells Hospital and Medical School, , Dundee, UK |