title: Contrast aortography and the aortic annulus.
authors.forename: Apostolos
authors.initials: A
authors.lastname: Tzikas
authors.forename: Robert M
authors.initials: RM
authors.lastname: van der Boon
authors.forename: Peter P
authors.initials: PP
authors.lastname: de Jaegere
mesh_terms: D001021:Aortic Valve / Q000000981:diagnostic imaging*; D001024:Aortic Valve Stenosis / Q000175:diagnosis* / Q000628:therapy*; D001027:Aortography / Q000379:methods*; D006328:Cardiac Catheterization; D003287:Contrast Media; D004452:Echocardiography; D005260:Female; D019918:Heart Valve Prosthesis Implantation / Q000379:methods*; D006801:Humans; D008297:Male; D014057:Tomography, X-Ray Computed
chemical_list: D003287:Contrast Media