| Literature DB >> 4816861 |
A J Zuckerman, R G Bird, R Darnell, L J Farrow, J S Stewart, S G Lamb.
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Year: 1974 PMID: 4816861 PMCID: PMC1633240 DOI: 10.1136/bmj.1.5905.453-a
Source DB: PubMed Journal: Br Med J ISSN: 0007-1447