title: [Placebo surgery: arthroscopic lavage and debridement of knee osteoarthritis].
authors.affiliation: H:S Rigshospitalet, Det Nordiske Cochrane Center.
authors.forename: Peter C
authors.initials: PC
authors.lastname: Gøtzsche
mesh_terms: D003646:Debridement; D006801:Humans; D020370:Osteoarthritis, Knee / Q000601:surgery*; D015990:Placebo Effect; D007507:Therapeutic Irrigation