| Literature DB >> 5096355 |
G H Thomas, T H Parmley, R E Stevenson, R R Howell.
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Year: 1971 PMID: 5096355 DOI: 10.1016/0002-9378(71)90923-9
Source DB: PubMed Journal: Am J Obstet Gynecol ISSN: 0002-9378 Impact factor: 8.661