| Literature DB >> 2614772 |
C I Ewing1, T J David, P J Davenport.
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Year: 1989 PMID: 2614772 PMCID: PMC1292426 DOI: 10.1177/014107688908201220
Source DB: PubMed Journal: J R Soc Med ISSN: 0141-0768 Impact factor: 18.000