From the Institute of Cardiovascular and Medical Sciences, University of Glasgow, Glasgow, United Kingdom (S.R., S.M.M., S.A.-M., L.A.D., J.L., R.F., E.D.); Centre for Endocrinology, Diabetes, and Metabolism, University of Birmingham, Birmingham, United Kingdom (P.M.S.); and Medical Research Institute, College of Medicine, Dentistry, and Nursing, University of Dundee, Dundee, United Kingdom (J.M.C.). (At 2013-09)