| Literature DB >> 4704680 |
H Bayer, J Bonnar, P J Phizackerley, R A Moore, F Wylie.
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Year: 1973 PMID: 4704680 DOI: 10.1111/j.1471-0528.1973.tb11202.x
Source DB: PubMed Journal: J Obstet Gynaecol Br Commonw ISSN: 0022-3204