[Schedule of classes - a current problem of health in the educational process].
D000293:Adolescent; D002648:Child; D004493:Education; D005859:Germany, East; D006801:Humans; D012574:Schools / Q000458:organization & administration*; D013647:Task Performance and Analysis; D013997:Time Factors; D014940:Work Schedule Tolerance
Der Stundenplan - ein aktuelles Problem der Hygiene des pädagogischen Prozesses.