1 Department of Health Services Research, CAPHRI Care and Public Health Research Institute, Maastricht University, P.O. Box 616, 6200 MD, Maastricht, The Netherlands. m.hiligsmann@maastrichtuniversity.nl.
2 Department of Physical Therapy, Marquette University, Milwaukee, USA.
3 MRC Lifecourse Epidemiology Unit, University of Southampton, Southampton, England, UK.
4 Prince Mutaib Chair for Biomarkers of Osteoporosis, Biochemistry Department, College of Science, King Saud University, Riyadh, Kingdom of Saudi Arabia.
5 Department of Public Health, Epidemiology and Health Economics, University of Liège, Liège, Belgium.
6 Rheumatology Department, CEDOC-NOVA Medical School, Faculdade de Ciências Médicas da Universidade Nova de Lisboa, CHLO, Hospital Egas Moniz, Lisbon, Portugal.
7 Leeds Institute of Rheumatic and Musculoskeletal Medicine, University of Leeds, and NIHR Leeds Biomedical Research Centre, Leeds, UK.
8 NIHR Musculoskeletal Biomedical Research Unit, University of Oxford, Oxford, UK.
9 Head of Rheumatology Department, IIS-Fundacion Jimenez Diaz, UAM, Madrid, Spain.
10 Chair of the Committee of Patients Societies at the International Osteoporosis Foundation, Osteoporosis Canada, Toronto, Canada.
11 VU University Medical Center, Amsterdam, The Netherlands.
12 Geneva University Hospitals and Faculty of Medicine, Geneva, Switzerland.
13 Department of Rheumatology, Nord Hospital, University Hospital of St-Etienne, INSERM 1059, University of Lyon, Saint-Étienne, France.
14 Neuroscience Institute, Aging Branch, National Research Council, Padua, Italy.