PT - JOURNAL ARTICLE AU - Klain, Miroslav AU - Leitz, Knut H. TI - Artificial aortic valves tested by simultaneous recording of aortic and ventricular pressures DP - 1967 Jan 01 TA - Cleveland Clinic Journal of Medicine PG - 67--74 VI - 34 IP - 1 4099 - http://www.ccjm.org/content/34/1/67.short 4100 - http://www.ccjm.org/content/34/1/67.full SO - Cleve Clin J Med1967 Jan 01; 34