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Abstract
Mesh: See more » Age FactorsBiological Science Disciplines/educationCareer MobilityEmployment/statistics & numerical dataEmployment/trendsFaculty/statistics & numerical dataFaculty/supply & distributionResearch Personnel/educationResearch Personnel/statistics & numerical dataUnited StatesUniversitiesWorkforce
Year: 2007 PMID: 17713485 DOI: 10.1038/448839b
Source DB: PubMed Journal: Nature ISSN: 0028-0836 Impact factor: 49.962