| Literature DB >> 4888180 |
C A Alford, S S Polt, G E Cassady, J V Straumfjord, J S Remington.
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Year: 1969 PMID: 4888180 DOI: 10.1056/NEJM196905152802002
Source DB: PubMed Journal: N Engl J Med ISSN: 0028-4793 Impact factor: 91.245