E Kronholm, M T Hyyppä. Show Affiliations »
Abstract
Mesh: See more » AdultAge FactorsAgedElectroencephalographyFemaleFinlandHumansMaleMiddle AgedRetirementSex FactorsSleep/physiologySleep Stages/physiologyTime Factors
Year: 1985 PMID: 3909921
Source DB: PubMed Journal: Ann Clin Res ISSN: 0003-4762