| Literature DB >> 5100335 |
E Aaron, P A Gross, P F Wehrle, B A Kogan, G A Heidbreder.
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Year: 1971 PMID: 5100335 PMCID: PMC1530681 DOI: 10.2105/ajph.61.2.337
Source DB: PubMed Journal: Am J Public Health ISSN: 0090-0036 Impact factor: 9.308