| Literature DB >> 5097161 |
J Fletcher, A Gurr, F R Fellingham, T A Prankerd, H A Brant, D N Menzies.
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Year: 1971 PMID: 5097161 DOI: 10.1111/j.1471-0528.1971.tb00338.x
Source DB: PubMed Journal: J Obstet Gynaecol Br Commonw ISSN: 0022-3204