J Cohen. Show Affiliations »
Abstract
Mesh: See more » National Institutes of Health (U.S.)/economicsNational Institutes of Health (U.S.)/organization & administrationNational Institutes of Health (U.S.)/trendsResearchResearch Support as TopicUnited States
Year: 1993 PMID: 8378768 DOI: 10.1126/science.8378768
Source DB: PubMed Journal: Science ISSN: 0036-8075 Impact factor: 47.728