| Literature DB >> 4416380 |
J R Weisinger, R L Kempson, F L Eldridge, R S Swenson.
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Year: 1974 PMID: 4416380 DOI: 10.7326/0003-4819-81-4-440
Source DB: PubMed Journal: Ann Intern Med ISSN: 0003-4819 Impact factor: 25.391