Affiliation: | Institute of Medical Genetics, University Hospital of Wales, Cardiff CF4 4XW, Wales;Stirling Royal Infirmary NHS Trust, Livilands, Stirling, FK8 2AU, Scotland;Reader in Epidemiology, University of Wales College of Medicine, Cardiff;Medical Genetics, Department of Pathology, Ninewells Hospital and Medical School, Dundee;Department of Cardiology, University Hospital of Wales, Cardiff, Wales;Department of Medical Genetics, Aberdeen Royal Hospitals NHS Trust, Aberdeen Royal Infirmary, Aberdeen;Department of Medical Genetics, Western General Hospital, Edinburgh, UK |