| Literature DB >> 6023721 |
R G Grainger, R E Nagle, C Pawidapha, D S Robertson, D G Taylor, J A Thornton, D Verel, R B Zachary.
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Year: 1967 PMID: 6023721 PMCID: PMC459148 DOI: 10.1136/hrt.29.3.289
Source DB: PubMed Journal: Br Heart J ISSN: 0007-0769