| Literature DB >> 5042796 |
D G Johns, L D Rutherford, P C Leighton, C L Vogel.
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Year: 1972 PMID: 5042796 DOI: 10.1016/0002-9378(72)90824-1
Source DB: PubMed Journal: Am J Obstet Gynecol ISSN: 0002-9378 Impact factor: 8.661