Br Med J (Clin Res Ed). 1986 Jul 12;293(6539):139. doi: 10.1136/bmj.293.6539.139-d.
British medical journal (Clinical research ed.)
A J Mander
PMID: 3089424 PMCID: PMC1340881 DOI: 10.1136/bmj.293.6539.139-d Free PMC Article
[No abstract available.]