1. Department of Cancer Research and Molecular Medicine; NTNU; Trondheim Norway
2. Department of Structural Engineering; NTNU; Trondheim Norway
3. Department of Biomaterials, Institute for Clinical Dentistry; University of Oslo; Oslo Norway
4. Department of Gastroenterology and Hepatology; St. Olav's Hospital; Trondheim Norway
5. Department of Endocrinology; St. Olav's Hospital; Trondheim Norway