| Literature DB >> 7175889 |
J R Sanford, D Clarke, R Hoffenberg.
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Year: 1982 PMID: 7175889 PMCID: PMC1438469 DOI: 10.1177/014107688207501211
Source DB: PubMed Journal: J R Soc Med ISSN: 0141-0768 Impact factor: 18.000