Br Med J (Clin Res Ed). 1981 Feb 21;282(6264):634-5. doi: 10.1136/bmj.282.6264.634.
British medical journal (Clinical research ed.)
G Dunea
PMID: 20741479 PMCID: PMC1504404 DOI: 10.1136/bmj.282.6264.634
[No abstract available.]