| Literature DB >> 7427474 |
R A Coward, N P Mallick, D W Warrell, D Grimes, H Kirkpatrick.
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Year: 1980 PMID: 7427474 PMCID: PMC1714251 DOI: 10.1136/bmj.281.6244.839-a
Source DB: PubMed Journal: Br Med J ISSN: 0007-1447