1 Department of Public Health, Epidemiology and Health Economics, University of Liège, Liège, Belgium.
2 Department of Geriatrics, Neurosciences and Orthopedics, Catholic University of the Sacred Heart Rome, Milan, Italy.
3 Gérontopôle, University Hospital of Toulouse, Toulouse, France.
4 INSERM UMR1027, University of Toulouse III Paul Sabatier, Toulouse, France.
5 Nutrition, Exercise Physiology and Sarcopenia Laboratory, Jean Mayer USDA Human Nutrition Research Center on Aging at Tufts University, Boston, MA, USA.
6 Department of Health Sciences, VU University Amsterdam, Amsterdam, Netherlands.
7 Department of Nutrition and Dietetics, Internal Medicine, VU University Medical Center, Amsterdam, Netherlands.
8 Institute of Medical Physics, University of Erlangen, Erlangen, Germany.
9 National Research Council, Neuroscience Institute, Aging Branch, Padova, Italy.
10 MRC Lifecourse Epidemiology Unit, University of Southampton, Southampton, UK.
11 Prince Mutaib Chair for Biomarkers of Osteoporosis, Biochemistry Department, College of Science, King Saud University, Riyadh, 11451, Saudi Arabia.
12 Department of Geriatrics, CHU-Liège, Liège, Belgium.
13 Department of Geriatric Medicine, Klinikum, Carl von Ossietzky University, Oldenburg, Germany.
14 Gerontology and Frailty in Ageing Research Department, Vrije Universiteit Brussel (VUB), Brussels, Belgium.
15 Department of Surgery and Translational Medicine, University of Florence, viale Pieraccini 6, Florence, 59139, Italy.
16 Human Medicines Research and Development Support Division, Scientific Advice, London, UK.
17 Geriatrics and Geriatric Emergency Care, IRCCS-INRCA, Ancona, Italy.
18 NIHR Musculoskeletal Biomedical Research Unit, University of Oxford, Oxford, UK.
19 Hospital Universitario Ramón y Cajal, Instituto Ramón y Cajal de Investigación Sanitaria (Irycis), Madrid, Spain.
20 Centre for Metabolic Bone Diseases, University of Sheffield, Sheffield, UK.
21 MRC and Arthritis Research UK Centre for Integrated Research in Musculoskeletal Ageing (CIMA), London, UK.
22 Jean Mayer USDA Human Nutrition Research Center on Aging at Tufts University, Boston, MA, USA.
23 Department of Endocrinology and Unit for Osteoporosis and Metabolic Bone Diseases, Ghent University Hospital, Ghent, Belgium.
24 Scientific Office, Austrian Agency for Health and Food Safety, Vienna, Austria.
25 Service of Bone Diseases, Department of Internal Medicine Specialties, Geneva University Hospitals and Faculty of Medicine, Geneva, Switzerland.
26 National Institute for Health Research Southampton Biomedical Research Centre, University of Southampton and University Hospital, Southampton NHS Foundation Trust, Southampton, UK.
27 Gérontopôle de Toulouse, Institut du Vieillissement, Centre Hospitalo-Universitaire de Toulouse (CHU Toulouse); UMR INSERM 1027, University of Toulouse III, Toulouse, France.
28 Abbott Nutrition R&D, Granada, Spain.
29 Centre for Metabolic Bone Diseases, University of Sheffield, UK and Institute of Health and Ageing, Australian Catholic University, Melbourne, Australia.