| Literature DB >> 4712941 |
E M Armstrong, I A More, D McSeveny, W R Chatfield.
Abstract
Entities:
Mesh:
Substances:
Year: 1973 PMID: 4712941 DOI: 10.1111/j.1471-0528.1973.tb15961.x
Source DB: PubMed Journal: J Obstet Gynaecol Br Commonw ISSN: 0022-3204