Genest, J Relationship of the left ventricular and apical first sounds to the left ventricular pressure derivative. [electronic resource] - Medical & biological engineering & computing Jan 1985 - 95-8 p. digital Publication Type: Journal Article ISSN: 0140-0118 Standard No.: 10.1007/BF02444038 doi Subjects--Topical Terms: AnimalsDogsElectrocardiographyHeart AuscultationHeart SoundsMicrocomputersMyocardial ContractionPhonocardiography