| Literature DB >> 4606164 |
L E Mahoney, C T Friedmann, R A Murray, E L Schulenburg, G A Heidbreder.
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Year: 1974 PMID: 4606164 PMCID: PMC1775738 DOI: 10.2105/ajph.64.10.963
Source DB: PubMed Journal: Am J Public Health ISSN: 0090-0036 Impact factor: 9.308