M P RUSSELL. Show Affiliations »
Abstract
Keywords: PERIODICALS
Mesh: See more » Costs and Cost AnalysisEthnic GroupsHumansPeriodicals as TopicScience
Year: 1952 PMID: 12993194 DOI: 10.1038/170446a0
Source DB: PubMed Journal: Nature ISSN: 0028-0836 Impact factor: 49.962