title: Bilateral dorsal defect of the patella.
authors.forename: D W
authors.initials: DW
authors.lastname: Owsley
authors.forename: R W
authors.initials: RW
authors.lastname: Mann
mesh_terms: D049672:History, 19th Century; D006801:Humans; D010329:Patella / Q000000981:diagnostic imaging*; D011859:Radiography; D012598:Sclerosis / Q000000981:diagnostic imaging / Q000266:history