| Literature DB >> 4346614 |
C B Hammond, L G Borchert, L Tyrey, W T Creasman, R T Parker.
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Year: 1973 PMID: 4346614 DOI: 10.1016/0002-9378(73)90389-x
Source DB: PubMed Journal: Am J Obstet Gynecol ISSN: 0002-9378 Impact factor: 8.661