title: [Chronic posterior knee instability: an unsolved problem?].
authors.forename: P
authors.initials: P
authors.lastname: Lobenhoffer
mesh_terms: D002908:Chronic Disease; D006801:Humans; D007593:Joint Instability / Q000209:etiology / Q000601:surgery*; D007718:Knee Injuries / Q000175:diagnosis / Q000601:surgery*; D016119:Posterior Cruciate Ligament / Q000293:injuries*