| Literature DB >> 6402238 |
D A Wattchow, J C Hall, M J Whiting, B Bradley, J Iannos, J M Watts.
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Year: 1983 PMID: 6402238 PMCID: PMC1547033 DOI: 10.1136/bmj.286.6367.763
Source DB: PubMed Journal: Br Med J (Clin Res Ed) ISSN: 0267-0623