| Literature DB >> 6236870 |
S R Ahmed, S M Shalet, J Grant, A Howell, N J Blacklock.
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Year: 1984 PMID: 6236870 PMCID: PMC1442972 DOI: 10.1136/bmj.289.6448.831-b
Source DB: PubMed Journal: Br Med J (Clin Res Ed) ISSN: 0267-0623