1. Department of Biomedical Sciences, Faculty of Health and Medical Sciences, University of Copenhagen, Panum Institute, Blegdamsvej 3B, 2200 Copenhagen N, Denmark
2. Department of Medicine, University of California San Diego, La Jolla, CA 92037, USA
3. Novo Nordisk Foundation, Center for Basic Metabolic Research, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark
4. Global Drug Discovery, Novo Nordisk A/S, Måløv, Denmark