title: Antero-posterior instability in knee replacements.
mesh_terms: D006801:Humans; D007593:Joint Instability / Q000209:etiology* / Q000601:surgery; D007720:Knee Prosthesis; D008023:Ligaments, Articular / Q000601:surgery; D010329:Patella / Q000601:surgery; D011183:Postoperative Complications; D012086:Reoperation