Affiliation: | 1. Faculty of Health Sciences, Department of Health, Nutrition and Management, Oslo and Akershus University College of Applied Sciences, Oslo, Norway;2. Division for Health Services, Norwegian Institute of Public Health, Oslo/Western Norway University of Applied Sciences, Centre for Evidence Based Practice, Bergen, Norway;3. Department of Medicine, University of Otago, Dunedin, New Zealand;4. Oslo University Hospital, Division of Medicine, Department of Clinical Services, Section of Nutrition and Dietetics/Faculty of Medicine, Institute of Clinical Medicine, University of Oslo, Oslo, Norway |