Vinsnes A G1, Helbostad J L2, Nyronning S3, Granbo R4, Seim A5
1. Faculty of Nursing, Sor-Trondelag University College, Norway, 2. Department of Neuroscience, Norwegian University of Science and Technology and Geriatric Department, St. Olav University Hospital, Norway, 3. Sobstad Teaching Nursing Home, Trondheim, Norway, 4. Physioterapy Programme, Faculty of Health Education and Social Work, Sor-Trondelag University College, Norway, 5. Department of Public Health and General Practice, Norwegian University of Science and Technology, Norway