D R Davies. Show Affiliations »
Abstract
Mesh: See more » Age FactorsHumansIndividualitySex FactorsSleepSleep StagesTime Factors
Year: 1976 PMID: 1257168 PMCID: PMC2496218 DOI: 10.1136/pgmj.52.603.10
Source DB: PubMed Journal: Postgrad Med J ISSN: 0032-5473 Impact factor: 2.401