| Literature DB >> 21556294 |
Tim Nguyen, Adrienne Rashford, Charles R Penn.
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Year: 2011 PMID: 21556294 PMCID: PMC3089397 DOI: 10.2471/BLT.11.088476
Source DB: PubMed Journal: Bull World Health Organ ISSN: 0042-9686 Impact factor: 9.408