| Literature DB >> 5448747 |
R D Kempers, M B Dockerty, D L Hoffman, L G Bartholomew.
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Year: 1970 PMID: 5448747 DOI: 10.7326/0003-4819-72-6-883
Source DB: PubMed Journal: Ann Intern Med ISSN: 0003-4819 Impact factor: 25.391