| Literature DB >> 5649820 |
E L Makowski, G Meschia, W Droegemueller, F C Battaglia.
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Year: 1968 PMID: 5649820 DOI: 10.1016/0002-9378(68)90074-4
Source DB: PubMed Journal: Am J Obstet Gynecol ISSN: 0002-9378 Impact factor: 8.661