title: Absenteeism of shift and day workers with special reference to peptic ulcer.
authors: T
authors: T
authors: Higashi
authors: H
authors: H
authors: Sakurai
authors: T
authors: T
authors: Satoh
authors: T
authors: T
authors: Toyama
mesh_terms: D000041:Absenteeism; D000328:Adult; D006801:Humans; D007564:Japan; D008297:Male; D008875:Middle Aged; D009017:Morbidity; D010437:Peptic Ulcer / Q000453:epidemiology*; D014937:Work; D014940:Work Schedule Tolerance