1. Section of Hematology and Coagulation, Department of Internal Medicine, Institute of Medicine (C.L., H.N.-E.), 413 45 Gothenburg, Sweden
2. Department of Clinical Chemistry and Transfusion Medicine (S.J.), 413 45 Gothenburg, Sweden
3. Center for Bone and Arthritis Research (CBAR), Geriatric Medicine at the Institute of Medicine (H.J., V.S., M.L., D.M.), Sahlgrenska Academy at the University of Gothenburg, 413 45 Gothenburg, Sweden
4. Clinical and Molecular Osteoporosis Research Unit (M.K.K.), Department of Clinical Sciences and Orthopaedics, Lund University, SE-20502 Malmö, Sweden
5. Department of Family and Preventative Medicine (E.B.-C.), University of California, San Diego, California 92093
6. CBAR (L.V., C.O.), Department of Internal Medicine and Clinical Nutrition, at the Institute of Medicine, Sahlgrenska Academy at the University of Gothenburg, SE-411 45 Gothenburg, Sweden