| Literature DB >> 842766 |
T H Peirce, G K York, G H Parsons, V Spannagel, G A Lillington, C E Cross.
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Year: 1977 PMID: 842766 PMCID: PMC1653563 DOI: 10.2105/ajph.67.3.257
Source DB: PubMed Journal: Am J Public Health ISSN: 0090-0036 Impact factor: 9.308