| Literature DB >> 4275472 |
M D Freed, J F Keane, R Van Praagh, A R Castañeda, W F Bernhard, A S Nadas.
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Year: 1974 PMID: 4275472 DOI: 10.1161/01.cir.49.6.1175
Source DB: PubMed Journal: Circulation ISSN: 0009-7322 Impact factor: 29.690