1. Oxford National Institute for Health Research (NIHR) Musculoskeletal Biomedical Research Unit, Nuffield Department of Orthopaedics, Rheumatology, and Musculoskeletal Sciences; University of Oxford; Oxford UK
2. Medical Research Council (MRC) Lifecourse Epidemiology Unit; University of Southampton; Southampton UK
3. Odense Patient Data Explorative Network (OPEN), Institute of Clinical Research; University of Southern Denmark; Odense Denmark
4. Departments of Clinical Medicine and Endocrinology; Aalborg University Hospital; Aalborg Denmark
5. Department of Human Metabolism; University of Sheffield; Sheffield UK
6. Hospital del Mar Medical Research Institute (IMIM), Universitat Autònoma de Barcelona and Red Temática de Investigación Cooperativa en Envejecimiento y Fragilidad (RETICEF); Instituto de Salud Carlos III; Barcelona Spain
7. Research Centre for Ageing and Osteoporosis; Glostrup Hospital; Glostrup Denmark
8. Grup de Recerca en Malalties Prevalents de l'Aparell Locomotor (GREMPAL) Research Group, Institut d'Investigació en Atenció Primària (IDIAP) Jordi Gol Primary Care Research Institute; Universitat Autònoma de Barcelona; Barcelona Spain