| Literature DB >> 3089481 |
M R Lee, J A Critchley, R F Jeffrey, S Freestone, T M MacDonald.
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Year: 1986 PMID: 3089481 PMCID: PMC1341197 DOI: 10.1136/bmj.293.6541.266-b
Source DB: PubMed Journal: Br Med J (Clin Res Ed) ISSN: 0267-0623