1. Echocardiographic measurement of right ventricular wall thickness: a new application of subxiphoid echocardiography;Matsukubo, H.; Matsuura, T.; Endo, N.;Circulation,1977
2. Left ventricular wall thickness measured by ultrasound;Feigenbaum, H.; Popp, R.L.; Chip, J.N.; Haine, C.L.;Arch Intern Med,1968
3. Ultrasonic measurement of ventricular wall thickness;Sjogren, A.-L.; Hytonen, I.; Frick, M.H.;Chest,1970
4. Measurement of the thickness of the left ventricular wall in man using the ultrasound technique;Askanas, A.; Rajszys, R.; Sadonski, Z.; Stopczyk, M.;Pol Med Jf,1970
5. Ultrasound measurements of the left ventricle. A correlative study with angiography;Feigenbaum, H.; Popp, R.L.; Wolfe, S.B.;Arch Intern Med,1972