[1] Department of Internal Medicine, University of Florence, Florence
[2] Center for Sport Science and Sport Medicine (CSSB), Center for Musculoskeletal Surgery (CMSC), Charité Universitätsmedizin Berlin, Berlin
[3] Department of Orthopedics and Traumatology, Medical Park Berlin, Humboldtmühle, Berlin
[4] Service de Rhumatologie, INSERM U890, CHU de St-Etienne, St-Etienne
[5] International Osteoporosis Foundation, Nyon
[6] MRC Lifecourse Epidemiology Unit, Southampton General Hospital, University of Southampton, Southampton
[7] NIHR Musculoskeletal Biomedical Research Unit, Institute of Musculoskeletal Sciences, University of Oxford, Oxford