1. Department of Health Science and Technology, Aalborg University, Aalborg, Denmark.
2. Center for Information Technology Research in the Interest of Society, University of California, Berkeley, Berkeley, California.
3. Department of Endocrinology, Nordsjaellands University Hospital, Hillerød, Denmark.
4. Aarhus University, Aarhus, Denmark.
5. Department of Endocrinology and Diabetes, Aarhus University Hospital, Aarhus, Denmark.
6. Department of Health and Nursing Science, University of Agder, Agder, Norway.
7. Department of Computer Science, University of Tromsø, Tromsø, Norway.