| Literature DB >> 3381972 |
D L Murray, M Lynch, A Doughty, B K Cho.
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Year: 1988 PMID: 3381972 PMCID: PMC1350357 DOI: 10.2105/ajph.78.7.855-a
Source DB: PubMed Journal: Am J Public Health ISSN: 0090-0036 Impact factor: 9.308