| Literature DB >> 421042 |
S A Montgomery, R McAuley, S J Rani, D B Montgomery, R Braithwaite, S Dawling.
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Year: 1979 PMID: 421042 PMCID: PMC1597810 DOI: 10.1136/bmj.1.6158.230-a
Source DB: PubMed Journal: Br Med J ISSN: 0007-1447