title: Shift work, severe sleepiness and safety.
authors.forename: Torbjörn
authors.initials: T
authors.lastname: Åkerstedt
authors.forename: Göran
authors.initials: G
authors.lastname: Kecklund
mesh_terms: D000062:Accidents, Occupational / Q000517:prevention & control*; D006801:Humans; D016272:Occupational Health; D010561:Personnel Staffing and Scheduling / Q000458:organization & administration; D012449:Safety; D012890:Sleep / Q000502:physiology*; D012894:Sleep Stages; D014940:Work Schedule Tolerance / Q000502:physiology*