[Is sick leave mostly frequent among those with best resources?].
Bruusgaard
Dag
D
D006801:Humans; D018868:Insurance, Disability / Q000191:economics / Q000706:statistics & numerical data; D009140:Musculoskeletal Diseases / Q000453:epidemiology; D009664:Norway / Q000453:epidemiology; D018582:Sick Leave / Q000191:economics / Q000706:statistics & numerical data*; D012959:Socioeconomic Factors