title: Response to letter by Carcamo.
authors.affiliation: Finnish Institute of Occupational Health, Centre of Expertise for Health and Work Ability, Topeliuksenkatu 41 a A, FI-00250 Helsinki, Finland Finnish Institute of Occupational Health, Centre of Expertise for Health and Work Ability, Helsinki, Finland.
authors.forename: Eija
authors.initials: E
authors.lastname: Haukka
authors.forename: Päivi
authors.initials: P
authors.lastname: Leino-Arjas
mesh_terms: D005260:Female; D006801:Humans; D008297:Male; D059352:Musculoskeletal Pain / Q000453:epidemiology*; D009784:Occupational Diseases / Q000453:epidemiology*; D018582:Sick Leave / Q000706:statistics & numerical data*