| Literature DB >> 4296041 |
Z Steplewski, B B Knowles, H Koprowski.
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Year: 1968 PMID: 4296041 PMCID: PMC224742 DOI: 10.1073/pnas.59.3.769
Source DB: PubMed Journal: Proc Natl Acad Sci U S A ISSN: 0027-8424 Impact factor: 11.205