1. Attempt at roentgenologic visualization of coronary blood vessels;Radner;Acta radiol.,1945
2. Visualization of the coronary arteries;Jönsson;Acta radiol.,1948
3. Visualización radiologica de las arterias coronarias;Bustamante;Arch. Inst, cardiol. México,1950
4. Arteriography of aorta and its branches by means of polyethylene catheter;Helmsworth;Am. J. Roentgenol.,1950
5. Visualization of the coronary circulation by occlusion aortography: A practical method;Dotter;Radiology,1958