title: [How many "unnecessary" knee arthroscopies are performed really?].
authors.forename: Magnus
authors.initials: M
authors.lastname: Forssblad
mesh_terms: D000328:Adult; D000368:Aged; D001182:Arthroscopy / Q000191:economics / Q000706:statistics & numerical data*; D006801:Humans; D007717:Knee / Q000601:surgery; D008875:Middle Aged; D020370:Osteoarthritis, Knee / Q000601:surgery; D026741:Physical Therapy Modalities; D013548:Sweden; D019564:Unnecessary Procedures / Q000191:economics / Q000706:statistics & numerical data*