1. Department of Clinical and Molecular Medicine; Faculty of Medicine and Health Sciences; Norwegian University of Science and Technology (NTNU); Trondheim Norway
2. Department of Molecular Medicine and Surgery; Karolinska Institutet; Stockholm Sweden
3. Department of Endocrinology; St Olavs University Hospital; Trondheim Norway
4. Department of Transplantation Medicine; Institute for Surgical Research; Oslo University Hospital; Oslo Norway