| Literature DB >> 637172 |
J E Williams, D N Harrison, T J Quan, J L Mullins, A M Barnes, D C Cavanaugh.
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Year: 1978 PMID: 637172 PMCID: PMC1653920 DOI: 10.2105/ajph.68.3.262
Source DB: PubMed Journal: Am J Public Health ISSN: 0090-0036 Impact factor: 9.308