| Literature DB >> 4321249 |
W Blair, W K Brown, A Clarke, L G Jubb, D Primrose, T S Wilson, N R Grist, J B Landsman, E J Stott.
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Year: 1970 PMID: 4321249 PMCID: PMC2237053
Source DB: PubMed Journal: J R Coll Gen Pract ISSN: 0035-8797