| Literature DB >> 5559273 |
A D Noble, I L Craft, J A Bootes, P A Edwards, D J Thomas, K L Mills.
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Year: 1971 PMID: 5559273 DOI: 10.1111/j.1471-0528.1971.tb00316.x
Source DB: PubMed Journal: J Obstet Gynaecol Br Commonw ISSN: 0022-3204