Affiliation: | (1) Faculty of Health and Social Sciences, Bergen University College, Haugeveien 28, Bergen, N-5005, Norway;(2) Department of Public Health and Primary Health Care, University of Bergen, Kalfarveien 31, Bergen, N-5018, Norway;(3) NKS Olaviken Hospital for Old Age Psychiatry, N-5306 Erdal and Section for Geriatric Medicine, Department of Public Health and Primary Health Care, University of Bergen, Norway;(4) Centre for Clinical Research, Haukeland University Hospital, Bergen, N-5021, Norway |