title: Letter: Grey-scale ultrasonography for monitoring industrial exposure to hepatotoxic agents.
mesh_terms: D002617:Chemical Industry; D056486:Chemical and Drug Induced Liver Injury; D006801:Humans; D008107:Liver Diseases / Q000175:diagnosis; D009784:Occupational Diseases / Q000139:chemically induced / Q000175:diagnosis*; D014463:Ultrasonography