title: Police officers' responses to 8 and 12 hour shift schedules.
mesh_terms: D000328:Adult; D001794:Blood Pressure; D001831:Body Temperature; D002395:Catecholamines / Q000652:urine; D005425:Flicker Fusion / Q000502:physiology; D006339:Heart Rate; D006801:Humans; D008606:Mental Processes / Q000502:physiology; D012890:Sleep / Q000502:physiology; D012893:Sleep Wake Disorders / Q000503:physiopathology; D014937:Work; D014940:Work Schedule Tolerance
chemical_list: D002395:Catecholamines