A few lessons in orthopedics.
D000844:Ankylosis / Q000175:diagnosis / Q000209:etiology* / Q000503:physiopathology; D001182:Arthroscopy; D006801:Humans; D007719:Knee Joint / Q000503:physiopathology; D008023:Ligaments, Articular / Q000293:injuries*; D009626:Terminology as Topic