E V Keogh, I Macdonald, J Battle, R T Simmons, S Williams. Show Affiliations »
Abstract
Year: 1939 PMID: 20782795 PMCID: PMC2178584 DOI: 10.1136/bmj.2.4116.1036
Source DB: PubMed Journal: Br Med J ISSN: 0007-1447