| Literature DB >> 4930602 |
G A Gregory, J A Kitterman, R H Phibbs, W H Tooley, W K Hamilton.
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Year: 1971 PMID: 4930602 DOI: 10.1056/NEJM197106172842401
Source DB: PubMed Journal: N Engl J Med ISSN: 0028-4793 Impact factor: 91.245