title: A field survey on the health status of workers in dye-producing factories.
mesh_terms: D002617:Chemical Industry; D004396:Coloring Agents / Q000009:adverse effects*; D006306:Health Surveys; D006801:Humans; D007564:Japan; D009574:Nitro Compounds / Q000009:adverse effects; D009784:Occupational Diseases / Q000139:chemically induced / Q000175:diagnosis*; D012621:Seasons
chemical_list: D004396:Coloring Agents; D009574:Nitro Compounds