[1] Autonomous Univ Barcelona, Dept Internal Med & Infect Dis, Hosp del Mar IMIM, RETICEF,Inst Carlos III, Barcelona 08003, Spain
[2] McMaster Univ, Dept Med, Div Rheumatol, Hamilton, ON, Canada
[3] Eli Lilly & Co, Florence, Italy
[4] Columbia Univ, Coll Phys & Surg, New York, NY USA
[5] Univ Cambridge, Addenbrookes Hosp, Dept Med, Cambridge CB2 2QQ, England
[6] Calif Pacific Med Ctr, San Fransisco Coordinating Ctr, Res Inst, San Francisco, CA USA
[7] Univ Sheffield, Acad Unit Bone Metab, Sheffield, S Yorkshire, England
[8] Univ Oslo, Dept Endocrinol, Oslo Univ Hosp, Oslo, Norway
[9] Univ Oslo, Fac Med, Oslo, Norway
[10] Univ Cantabria, Dept Internal Med, Hosp Marques de Valdecilla IFIMAV, RETICEF, Santander, Spain
[11] Tel Aviv Univ, Sackler Sch Med, Dept Physiol & Pharmacol, IL-69978 Tel Aviv, Israel
[12] Int Osteoporosis Fdn, Nyon, Switzerland
[13] Univ Melbourne, Endocrine Ctr, Austin Hlth, Melbourne, Vic, Australia
[14] Univ Sheffield, WHO Collaborating Ctr Metab Bone Dis, Sheffield, S Yorkshire, England
[15] Univ Southampton, MRC Lifecourse Epidemiol Unit, Southampton, Hants, England
[16] Univ Oxford, NIHR Musculoskeletal Biomed Res Unit, Inst Musculoskeletal Sci, Oxford, England