1. Division of Metabolism, Endocrinology & Diabetes, Department of Internal Medicine, University of Michigan, Ann Arbor, MI
2. University of Manchester and the Royal Infirmary, Manchester, U.K.
3. Department of Neurology, University of Michigan, Ann Arbor, MI
4. Department of Neurology, University of Toronto, Toronto, Ontario, Canada
5. Department of Neurology, Harvard Medical School, Boston, MA
6. Department of Medicine, Weill Cornell Medicine-Qatar, Doha, Qatar and New York, NY
7. Division of Endocrinology, University of Miami Miller School of Medicine, Miami, FL
8. German Diabetes Center Düsseldorf, Leibniz Center for Diabetes Research at Heinrich Heine University, and Department of Endocrinology and Diabetology, Medical Faculty, Heinrich Heine University, Düsseldorf, Germany