| Literature DB >> 5662027 |
R D Barnes, D V Fairweather, E O Reynolds, M Tuffrey, J Holliday.
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Year: 1968 PMID: 5662027 DOI: 10.1111/j.1471-0528.1968.tb01544.x
Source DB: PubMed Journal: J Obstet Gynaecol Br Commonw ISSN: 0022-3204