title: Aortographic follow-up in patients with the Björk-Shiley aortic disc valve prosthesis.
mesh_terms: D000328:Adult; D000368:Aged; D001021:Aortic Valve; D001022:Aortic Valve Insufficiency / Q000601:surgery; D001027:Aortography; D006328:Cardiac Catheterization; D002933:Cineradiography; D003973:Diatrizoate; D005260:Female; D005263:Femoral Artery; D005500:Follow-Up Studies; D006322:Heart Aneurysm / Q000175:diagnosis; D006345:Heart Septal Defects, Ventricular / Q000175:diagnosis; D006350:Heart Valve Prosthesis; D006801:Humans; D008297:Male; D008875:Middle Aged; D011138:Polytetrafluoroethylene
chemical_list: D003973:Diatrizoate; D011138:Polytetrafluoroethylene