More Information
Bibliography:local:bmj;2/6152/1611
href:bmj-2-1611-1.pdf
PMID:728751
ark:/67375/NVC-WCD451DK-6
istex:F8AC958D1501D1C2A9E5310AC843FB16C399FBA0
ObjectType-Case Study-2
SourceType-Scholarly Journals-1
ObjectType-Feature-4
content type line 23
ObjectType-Report-1
ObjectType-Article-3
ISSN:0007-1447
1468-5833
DOI:10.1136/bmj.2.6152.1611