Skyrud Katrine, Telle Kjetil, Magnusson Karin
Norwegian Institute of Public Health, Cluster for Health Services Research, Skøyen, Oslo, Norway.
Faculty of Medicine, Department of Clinical Sciences Lund, Orthopaedics, Clinical Epidemiology Unit, Lund University, Lund, Sweden.
Int J Epidemiol. 2021 Nov 10;50(5):1745-1747. doi: 10.1093/ije/dyab182.