More Information
Bibliography:istex:B54F81AB93C1ED86824B212D8287062BE7AB145C
ark:/67375/NVC-23L5VCDH-B
PMID:3087458
local:bmj;292/6533/1429
href:bmj-292-1429.pdf
ObjectType-Case Study-2
SourceType-Scholarly Journals-1
ObjectType-Feature-4
content type line 23
ObjectType-Report-1
ObjectType-Article-3
ISSN:0267-0623
1468-5833
DOI:10.1136/bmj.292.6533.1429