Br Med J (Clin Res Ed). 1987 Sep 12;295(6599):669-70. doi: 10.1136/bmj.295.6599.669-b.
British medical journal (Clinical research ed.)
D Slater
PMID: 3117283 PMCID: PMC1257795 DOI: 10.1136/bmj.295.6599.669-b Free PMC Article
[No abstract available.]