R G Record, T McKeown, J H Edwards. Show Affiliations »
Abstract
Mesh: See more » AdultBirth OrderChildEnvironmentFamilyFemaleHumansIntelligenceIntelligence TestsMaleMaternal AgeSocial Class
Year: 1969 PMID: 5821320 DOI: 10.1111/j.1469-1809.1969.tb01630.x
Source DB: PubMed Journal: Ann Hum Genet ISSN: 0003-4800 Impact factor: 1.670