1. AstraZeneca R&D; Mölndal Sweden
2. Department of Clinical and Experimental Medicine; Linköping University; Linköping Sweden
3. Sahlgrenska Academy Hospital; Gothenburg Sweden
4. Department of Endocrinology and Diabetology; Lund University Hospital; Lund Sweden
5. Department of Public Health and Clinical Medicine; Umeå University; Umeå Sweden
6. Department of Medicine; Karolinska University Hospital Huddinge; Karolinska Institutet; Stockholm Sweden