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Abstract
Keywords: HEART/electrocardiography
Mesh: See more » AgedElectrocardiographyHeartHumans
Year: 1946 PMID: 20289710 DOI: 10.1055/s-0028-1118592
Source DB: PubMed Journal: Dtsch Med Wochenschr ISSN: 0012-0472 Impact factor: 0.628