1. Geriatric MedicineDepartment of Internal Medicine and Clinical Nutrition Sahlgrenska Academy University of Gothenburg Gothenburg Sweden
2. Center for Bone and Arthritis Research Institute of Medicine Sahlgrenska Academy University of Gothenburg Gothenburg Sweden
3. Department of Medical Sciences Uppsala University Uppsala Sweden
4. Clinical and Molecular Osteoporosis Research Unit Department of Clinical Sciences Lund University Lund Sweden
5. Department of Orthopaedics Skåne University Hospital Malmö Sweden