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Abstract
Keywords: Biomedical and Behavioral Research
Mesh: See more » EuropeHumansPublic OpinionResearch/legislation & jurisprudenceResearch/standardsResearch/trendsResearch Personnel/psychologyResearch Support as Topic/economicsResearch Support as Topic/trendsUnited States
Year: 2004 PMID: 15496877 DOI: 10.1038/431883a
Source DB: PubMed Journal: Nature ISSN: 0028-0836 Impact factor: 49.962