| Literature DB >> 3922474 |
C M Ritchie, K Walshe, A L Kennedy, W J Andrews, A B Atkinson, B Sheridan, A I Traub.
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Year: 1985 PMID: 3922474 PMCID: PMC1415567 DOI: 10.1136/bmj.290.6478.1320
Source DB: PubMed Journal: Br Med J (Clin Res Ed) ISSN: 0267-0623