[1
]
Department of Orthopaedic Surgery, Skaraborg Hospital, Skövde, Sweden.
[2
]
Geriatric Medicine, Department of Internal Medicine and Clinical Nutrition, Institute
of Medicine, University of Gothenburg, Gothenburg, Sweden.
[3
]
Department of Medicine Huddinge, Karolinska Institute, Stockholm, Sweden.
[4
]
Institute for Health and Ageing, Catholic University of Australia, Melbourne, Vic.,
Australia.
[5
]
School of Bioscience, University of Skövde, Skövde, Sweden.
[6
]
Geriatric Medicine, Sahlgrenska University Hospital, Mölndal, Sweden.