title: "Time since sleep" and "body clock" components of alertness and cognition.
authors.affiliation: MRC/ESRC Social and Applied Psychology Unit, Sheffield, England.
authors.forename: S
authors.initials: S
authors.lastname: Folkard
authors.forename: P
authors.initials: P
authors.lastname: Totterdell
mesh_terms: D001143:Arousal / Q000502:physiology; D002940:Circadian Rhythm; D006801:Humans; D012890:Sleep / Q000502:physiology*; D014851:Wakefulness / Q000502:physiology