[Comparison of chronic effects on blood cells of workers exposed to low concentration of benzene, toluene or xylene].
D001554:Benzene / Q000633:toxicity*; D001773:Blood Cells / Q000187:drug effects*; D004781:Environmental Exposure; D006801:Humans; D007958:Leukocyte Count; D014050:Toluene / Q000633:toxicity*; D014992:Xylenes / Q000633:toxicity*
D014992:Xylenes; D014050:Toluene; D001554:Benzene