| Literature DB >> 7014889 |
J Morley, J L Beets, M A Bray, W Paul.
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Year: 1980 PMID: 7014889 PMCID: PMC1437598 DOI: 10.1177/014107688007300610
Source DB: PubMed Journal: J R Soc Med ISSN: 0141-0768 Impact factor: 18.000