Search tips
Search criteria 


Logo of brheartjLink to Publisher's site
Br Heart J. 1955 April; 17(2): 138–142.
PMCID: PMC479537


Full text

Full text is available as a scanned copy of the original print version. Get a printable copy (PDF file) of the complete article (1.4M), or click on a page image below to browse page by page. Links to PubMed are also available for Selected References.

Images in this article

Click on the image to see a larger version.

Selected References

These references are in PubMed. This may not be the complete list of references from this article.
  • BESTERMAN EM, HARRIS JK. A multi-channel cathode-ray phonocardiograph. Br Heart J. 1953 Apr;15(2):130–134. [PMC free article] [PubMed]
  • CAMPBELL FW, SLOAN AW, ANDREW AM. An electronic phonocardiograph employing a double-beam cathode-ray oscillograph as the recording device. Br Heart J. 1952 Apr;14(2):271–275. [PMC free article] [PubMed]
  • COUNIHAN TB, RAPPAPORT MB, SPRAGUE HB. Physiologic and physical factors that govern the clinical appreciation of cardiac thrills. Circulation. 1951 Nov;4(5):716–728. [PubMed]
  • DUNN FL, RAHM WE., Jr Electrostethography. II. New method for study of precordial transmission of cardiodynamics. Am Heart J. 1952 Jul;44(1):95–105. [PubMed]

Articles from British Heart Journal are provided here courtesy of BMJ Publishing Group