title: Echocardiography of normal and diseased aortic valve.
mesh_terms: D001021:Aortic Valve / Q000503:physiopathology* / Q000637:transplantation; D001022:Aortic Valve Insufficiency / Q000503:physiopathology*; D001024:Aortic Valve Stenosis / Q000503:physiopathology*; D004452:Echocardiography; D006801:Humans; D014184:Transplantation, Homologous