title: Hepatitis B virus infection and primary liver cancer--an unfolding story.
mesh_terms: D006528:Carcinoma, Hepatocellular / Q000209:etiology*; D002472:Cell Transformation, Viral; D006509:Hepatitis B / Q000150:complications*; D006801:Humans; D008113:Liver Neoplasms / Q000209:etiology*