| Literature DB >> 4712472 |
R G Patel, H N Ihenacho, L D Abrams, R Astley, C G Parsons, K D Roberts, S P Singh.
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Year: 1973 PMID: 4712472 PMCID: PMC458675 DOI: 10.1136/hrt.35.6.651
Source DB: PubMed Journal: Br Heart J ISSN: 0007-0769