title: Output rates among butter wrappers; work curves and their stability.
authors.forename: H F
authors.initials: HF
authors.lastname: ROTHE
mesh_terms: D002079:Butter; D006801:Humans; D007221:Industry / Q000523:psychology*; D009784:Occupational Diseases / Q000523:psychology*; D009790:Occupations / Q000523:psychology*; D014937:Work
chemical_list: D002079:Butter