| Literature DB >> 6112272 |
P Hollingworth, A M Denman, J M Gumpel.
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Year: 1980 PMID: 6112272 PMCID: PMC1440046 DOI: 10.1177/014107688007300115
Source DB: PubMed Journal: J R Soc Med ISSN: 0141-0768 Impact factor: 18.000