1. Left Auricular Pressure Measurements in Man;Björk;Ann. Surg.,1953
2. Direct Pressure Measurement in the Left Atrium and Left Ventricle and the Aorta;Björk;Acta chir. scandinav.,1954
3. Left Atrium Pressure Pulses in Mitral Valve Disease, Program of the Scientific Sessions;Fisher;Am. Heart Assoc.,1954
4. The Estimation of the Severity of Mitral Regurgitation;Kent;Ann. Surg.,1955