ALAN L. FRANKEL, M.D.; NORMAN O. ROTHERMICH, M.D., F.A.C.P.
While conducting extensive cardiologic surveys among patients being prepared for electroshock therapy we became interested in the possible application of the ballistocardiograph as an instrument for routine medical use. The scope of our activities with this instrument was widened to include a large variety of heart diseases as well as the study of many normals under different environmental conditions. In a 12 month period ending July 15, 1951 we recorded and studied over 400 ballistocardiographic tracings. Emphasis was placed on the practicality and general usefulness of this procedure. Our conclusions, supplemented by a review of ballistocardiography, comprise the basis of
FRANKEL AL, ROTHERMICH NO. CLINICAL EXPERIENCES IN BALLISTOCARDIOGRAPHY1. Ann Intern Med. ;36:1385–1412. doi: 10.7326/0003-4819-36-6-1385
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Published: Ann Intern Med. 1952;36(6):1385-1412.
Cardiac Diagnosis and Imaging, Cardiology.
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