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. 1947 Oct;9(4):275–282.
THE FIRST HEART SOUND IN AURICULAR AND VENTRICULAR EXTRASYSTOLES
Pedro Cossio
1,2, Ricardo G Dambrosi
1,2, H F Warnford-Thomson
1,2
Pedro Cossio
1Cardiological Department, Semiological Institute, Buenos Aires
2Cardiovascular Clinic, British Hospital, Buenos Aires
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Ricardo G Dambrosi
1Cardiological Department, Semiological Institute, Buenos Aires
2Cardiovascular Clinic, British Hospital, Buenos Aires
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H F Warnford-Thomson
1Cardiological Department, Semiological Institute, Buenos Aires
2Cardiovascular Clinic, British Hospital, Buenos Aires
Find articles by H F Warnford-Thomson
1Cardiological Department, Semiological Institute, Buenos Aires
2Cardiovascular Clinic, British Hospital, Buenos Aires
PMCID: PMC503594 PMID: 18610078
