| Literature DB >> 12511370 |
Stephen W Marshall, Charles Poole, Anna E Waller.
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Year: 2003 PMID: 12511370 PMCID: PMC1447680 DOI: 10.2105/ajph.93.1.11-b
Source DB: PubMed Journal: Am J Public Health ISSN: 0090-0036 Impact factor: 9.308