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Bibliography:Correspondence to: Dr Pelosi.
PMID:7888895
istex:172045D8AE434F4FF6CE5904097FB750387F6D6E
local:bmj;310/6978/508
ark:/67375/NVC-6NWRH42T-0
href:bmj-310-508.pdf
ObjectType-Case Study-2
SourceType-Scholarly Journals-1
ObjectType-Feature-4
content type line 23
ObjectType-Report-1
ObjectType-Article-3
ISSN:0959-8138
1468-5833
1756-1833
DOI:10.1136/bmj.310.6978.508