| Literature DB >> 5686638 |
R M Engel, R C Elkins, B D Fletcher.
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Year: 1968 PMID: 5686638 DOI: 10.1002/1097-0142(196811)22:5<1068::aid-cncr2820220525>3.0.co;2-3
Source DB: PubMed Journal: Cancer ISSN: 0008-543X Impact factor: 6.860