| Literature DB >> 6031152 |
J H Duff, H R Shibata, L Vanschaik, R Usher, R A Wigmore, L D MacLean.
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Year: 1967 PMID: 6031152 PMCID: PMC1923305
Source DB: PubMed Journal: Can Med Assoc J ISSN: 0008-4409 Impact factor: 8.262