[1] Univ Gothenburg, Sahlgrenska Acad, Inst Med, Dept Rheumatol & Inflammat Res, Gothenburg, Sweden
[2] Sahlgrens Univ Hosp, Dept Rheumatol, Region Vastra Gotaland, Gothenburg, Sweden
[3] Karolinska Inst, Dept Med Solna, Div Clin Epidemiol, Stockholm, Sweden
[4] Univ Gothenburg, Inst Med Sahlgrenska Acad, Dept Internal Med & Clin Nutr, Sahlgrenska Osteoporosis Ctr, Gothenburg, Sweden
[5] Sahlgrens Univ Hosp, Dept Geriatr Med, Region Vastra Gotaland, Molndal, Sweden
[6] Australian Catholic Univ, Mary MacKillop Inst Hlth Res, Melbourne, Australia
[7] Lund Univ, Malmo, Sweden
[8] Skane Univ Hosp, Dept Orthoped & Clin Sci, Clin & Mol Osteoporosis Res Unit, Malmo, Sweden