E Marshall. Show Affiliations »
Abstract
Mesh: See more » CopyrightCosts and Cost AnalysisInternet/economicsNational Institutes of Health (U.S.)Peer Review, ResearchPeriodicals as TopicPublishing/economicsUnited States
Year: 1999 PMID: 10454924 DOI: 10.1126/science.285.5429.810
Source DB: PubMed Journal: Science ISSN: 0036-8075 Impact factor: 47.728