[Radiological study on the extrahepatic bile ducts in chronic occupational mercury poisoning].
D017734:Bile Ducts, Extrahepatic; D006801:Humans; D008628:Mercury / Q000633:toxicity*; D008630:Mercury Poisoning; D009784:Occupational Diseases; D011871:Radiology
D008628:Mercury
MERCURY/toxicology; OCCUPATIONAL DISEASES