1. School of Physiology, Pharmacology, and Neuroscience, Faculty of Life Sciences University of Bristol Bristol UK
2. Musculoskeletal Research Unit, Translational Health Sciences, Bristol Medical School, Faculty of Health Sciences University of Bristol Bristol UK
3. Department of Biotechnological and Applied Clinical Sciences University of L'Aquila L'Aquila Italy
4. Department of Applied Biomedical Science, Faculty of Health Sciences University of Malta Msida Malta
5. Center for Molecular Medicine and Biobanking University of Malta Msida Malta
6. Department of Paediatrics and Adolescent Medicine Johannes Kepler University Linz Linz Austria
7. Italian Bone Disease Research Foundation (FIRMO) Florence Italy
8. Department of Internal Medicine, Hospital U M Valdecilla University of Cantabria, IDIVAL Santander Spain
9. Department of Internal Medicine Erasmus University Medical Center Rotterdam The Netherlands
10. Department of Hygiene and Epidemiology, Medical School University of Ioannina Ioannina Greece
11. Center for Evidence Synthesis in Health, Policy and Practice, Center for Research Synthesis in Health, School of Public Health Brown University Providence RI USA
12. Institute of Biosciences University Research Center of loannina, University of Ioannina Ioannina Greece
13. Department of Twin Research & Genetic Epidemiology, School of Life Course Sciences, Faculty of Life Sciences and Medicine King's College London London UK
14. Department of Endocrinology Guy's and St Thomas' NHS Foundation Trust London UK
15. Marcus Institute for Aging Research, Hebrew SeniorLife and Department of Medicine Beth Israel Deaconess Medical Center and Harvard Medical School Broad Institute of MIT & Harvard Cambridge MA USA
16. Department of Rare Skeletal Diseases IRCCS Rizzoli Orthopaedic Institute Bologna Italy
17. Institute of Metabolism and Systems Research University of Birmingham Birmingham UK
18. University of Malaga Malaga Spain
19. Children's Hospital University of Helsinki and Helsinki University Hospital Helsinki Finland
20. Research Program for Clinical and Molecular Metabolism, Faculty of Medicine University of Helsinki Helsinki Finland
21. Folkhälsan Research Centre Folkhälsan Institute of Genetics Helsinki Finland
22. Department of Medical Genetics University of Antwerp Antwerp Belgium
23. Department of Human Genetics KU Leuven Leuven Belgium