1. Department of Medicine (N.M., A.T.P., C.B., I.D., P.A., M.R.), Huddinge, Lipid Laboratory, Karolinska Institutet, SE-141 86 Stockholm, Sweden
2. Institut National de la Santé et de la Recherche Médicale, Unité 858 (J.G., A.B.), Toulouse, France
3. Division of Surgery (L.B.), Department of Clinical Science, Danderyds Hospital, Karolinska Institutet, SE-182 88 Stockholm, Sweden
4. Nuffield Department of Clinical Medicine (K.N.F.), Oxford Centre for Diabetes, Endocrinology, and Metabolism, University of Oxford, Oxford OX3 7LJ, United Kingdom