CALIBRATION OF AN ELECTRONIC PHONOCARDIOGRAPH

Br Heart J. 1955 April; 17(2): 138–142.

PMCID: PMC479537

CALIBRATION OF AN ELECTRONIC PHONOCARDIOGRAPH

A. W. Sloan^* and J. R. Greer

Department of Physiology, University of Glasgow

Department of Natural Philosophy, University of Glasgow

^* Present address: Physiology Department, University of Cape Town.

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