1. Volume, ejection fraction, and internal dimensions of left ventricle determined by biplane videometry;Tsakiris,1969
2. Three-dimensional computerized contraction pattern analysis;Heintzen;Eur. J. Cardiol.,1974
3. The use of single plane angiocardiograms for the calculation of left ventricular volume in man;Sandler;Amer. Heart J.,1968
4. Quantitative evaluation of left ventricular function by radiographic techniques;Rackley;Circulation,1976
5. Quantitating left ventricular dynamics from single plane videometry. Roentgen-, Video-Techniques;Clayton,1976