1. Department of Urology, Institute of Clinical Sciences, Sahlgrenska University Hospital, Goteborg, Sweden
2. Centre for Bone and Arthritis Research at the Sahlgrenska Academy, Sahlgrenska University Hospital, Goteborg, Sweden
3. Department of Internal Medicine, Wallenberg Laboratory for Cardiovascular Research, Sahlgrenska Academy at Goteborg University, Goteborg, Sweden
4. Clinical and Molecular Osteoporosis Research Unit, Department of Clinical Sciences and Orthopaedic Surgery, Skåne University Hospital in Malmö, Lund University, Malmö, Sweden
5. Department of Family and Preventive Medicine, University of California-San Diego, San Diego, California
6. Department of Community Medicine and Public Health, Sahlgrenska University Hospital, Goteborg, Sweden
7. Section of Urology, Department of Surgery, Karlstad Central Hospital, Karlstad, Sweden