| Literature DB >> 19608938 |
Michael R Elliott, Michael J Kallan, Dennis R Durbin.
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Year: 2009 PMID: 19608938 PMCID: PMC2724449 DOI: 10.2105/AJPH.2009.166421
Source DB: PubMed Journal: Am J Public Health ISSN: 0090-0036 Impact factor: 9.308