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