Departement of Biomedical Sciences, Namur Research Institute for Life Sciences (NARILIS), Faculty of Medicine, University of Namur, Namur, Belgium; WHO Collaborating Centre for Public Health Aspects of Musculo-Skeletal Health and Ageing, Division of Public Health, Epidemiology and Health Economics, University of Liège, Liège, Belgium; Department of Health Services Research, University of Maastricht, Maastricht, the Netherlands. Electronic address: charlotte.beaudart@unamur.be.

Department of Biomedical Sciences, Faculty of Health, Medicine, and Life Sciences (FHML), Maastricht University, Maastricht, the Netherlands.

Department of Pediatrics, Rheumatology, Immunology and Metabolic Bone Diseases, Medical University of Bialystok, Bialystok, Poland.

Department of Sports and Health, CIPER, Faculdade de Motricidade Humana, Universidade de Lisboa, Lisbon, Portugal.

Nursing Department, Affiliated Hospital of Zunyi Medical University, Dalian Road, Huichuan District, Zunyi, Guizhou, China.

Department of Gerontology, Federal University of São Carlos, Brazil.

Department of Medicine IV, LMU University Hospital, LMU Munich, Germany.

Bogomolets National Medical University, Department of Internal Medicine, Kyiv, Ukraine.

Department of Health Sciences, University of Jaén, Jaén, Spain.

Faculty of Nursing and Podiatry, University of Valencia, Valencia, Spain.

Department of Biochemistry and Pharmacology, School of Medicine, Universidade de Marília (UNIMAR), Marília 17525-902, São Paulo, Brazil; Department of Biochemistry and Pharmacology, School of Medicine, Faculdade de Medicina de Marília (FAMEMA), Marília 17519-030, São Paulo, Brazil.

Department of Public Health and Health Management, George Emil Palade University of Medicine, Pharmacy, Science and Technology of Targu Mures, Romania.

Departement of Biomedical Sciences, Namur Research Institute for Life Sciences (NARILIS), Faculty of Medicine, University of Namur, Namur, Belgium.

Yeni Yüzyıl University Gaziosmanpaşa Hospital, Physical Medicine and Rehabilitation Department, Istanbul, Turkey.

Carol Davila University of Medicine and Pharmacy, Bucharest, Romania; Fundeni Clinical Institute, Bucharest, Romania.

Clinic of Internal Diseases, Family Medicine and Oncology, Institute of Clinical Medicine, Faculty of Medicine, Vilnius University, Vilnius, Lithuania.

Department of Physiotherapy, Manipal College of Health Professions, Manipal Academy of Higher Education, Manipal, Udupi, Karnataka 576104, India.

School of Gerontology and Long-Term Care, College of Nursing, Taipei Medical University, Taiwan.

Sau Po Centre on Ageing, Department of Social Work & Social Administration, The University of Hong Kong, Hong Kong.

Department of Clinical Nutrition, School of Nutrition and Food Sciences, Shiraz University of Medical Sciences, Shiraz, Iran.

University of Novi Sad, Faculty of Medicine in Novi Sad, Serbia, Orthopaedic and Trauma Clinic, Novi Sad, Serbia.

Siberian State Medical University, Department of Pediatrics with Course of Enoccrinology, Department of Outpatient Therapy, Tomsk, Russian Federation.

INSERM UMR 1033-Université de Lyon, 5 Place d’Arsonval, 69437 Lyon, France.

Servicio de Geriatría, Hospital Universitario Ramón y Cajal, IRYCIS, Madrid, Spain.

Department of Laboratory Medicine, Faculty of Medicine, University of Debrecen, Hungary.

Department of Geriatrics, North Western State Medical University, named after I.I. Mechnikov, Russian Federation.

Hilal Simsek: Department of Nutrition and Dietetics, Graduate School of Health Sciences, Ankara University, Ankara, Turkey.

Department of Geriatric Medicine, 1st Faculty of Medicine, Charles University, Prague, Czech Republic; Faculty of Health and Social Sciences, University of South Bohemia, Ceske Budejovice, Czech Republic.

Department of Physiotherapy, School of Health Rehabilitation Sciences, University of Patras, Rio, Greece.

Internal Medicine and Geriatrics Clinic, Tekirdağ Dr. Ismail Fehmi Cumalıoğlu City Hospital, Tekirdağ, Turkey.

Department of Orthopaedic Surgery, Inha University Hospital, 27, Inhang-Ro, Jun-Gu, Incheon 22332, Republic of Korea.

CUHK Jockey Club Institute of Ageing, The Chinese University of Hong Kong, New Territories, Hong Kong.

Department of Health Services Research, University of Maastricht, Maastricht, the Netherlands.

WHO Collaborating Centre for Public Health Aspects of Musculo-Skeletal Health and Ageing, Division of Public Health, Epidemiology and Health Economics, University of Liège, Liège, Belgium.

WHO Collaborating Centre for Public Health Aspects of Musculo-Skeletal Health and Ageing, Division of Public Health, Epidemiology and Health Economics, University of Liège, Liège, Belgium.