Br Med J (Clin Res Ed). 1985 Feb 09;290(6466):435-6. doi: 10.1136/bmj.290.6466.435.
British medical journal (Clinical research ed.)
R Jones
PMID: 3918619 PMCID: PMC1417738 DOI: 10.1136/bmj.290.6466.435 Free PMC Article
[No abstract available.]