1. Department of Medical Endocrinology and Metabolism, Copenhagen University Hospital, Rigshospitalet , DK-2100 Copenhagen , Denmark
2. Department of Endocrinology, Odense University Hospital , DK-5000 Odense , Denmark
3. Department of Clinical Research, University of Southern Denmark , DK-5000 Odense , Denmark
4. Department of Endocrinology and Internal Medicine, Herlev and Gentofte Hospital , DK-2730 Herlev , Denmark
5. Department of Clinical Medicine, Faculty of Health and Medical Sciences, University of Copenhagen , DK-2200 Copenhagen , Denmark