| Literature DB >> 4999733 |
K Varma, S G Driscoll, K Emerson, H A Selenkow.
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Year: 1971 PMID: 4999733 DOI: 10.1097/00006250-197110000-00001
Source DB: PubMed Journal: Obstet Gynecol ISSN: 0029-7844 Impact factor: 7.661