| Literature DB >> 4226785 |
S M Heywood, R M Dowben, A Rich.
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Year: 1967 PMID: 4226785 PMCID: PMC224646 DOI: 10.1073/pnas.57.4.1002
Source DB: PubMed Journal: Proc Natl Acad Sci U S A ISSN: 0027-8424 Impact factor: 11.205