BMJ. 1993 Dec 11;307(6918):1566. doi: 10.1136/bmj.307.6918.1566-a.
BMJ (Clinical research ed.)
D Bullimore
PMID: 8123151 PMCID: PMC1679561 DOI: 10.1136/bmj.307.6918.1566-a
[No abstract available.]