| Literature DB >> 5060384 |
J Idänpään-Heikkilä, P Jouppila, H K Akerblom, R Isoaho, E Kauppila, M Koivisto.
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Year: 1972 PMID: 5060384 DOI: 10.1016/0002-9378(72)90483-8
Source DB: PubMed Journal: Am J Obstet Gynecol ISSN: 0002-9378 Impact factor: 8.661