1. Aberdeen Cardiovascular & Diabetes Centre, School of Medicine, Medical Sciences and Nutrition, Institute of Medical Sciences, University of Aberdeen, Aberdeen, United Kingdom;
2. Department of Molecular Medicine, The Scripps Research Institute, La Jolla, CA;
3. Department of Medical Laboratory Technology, Faculty of Applied Medical Sciences, University of Tabuk, Tabuk, Saudi Arabia;
4. Department of Medicine, University of California San Diego, San Diego, CA; and