title: What a difference an antigen makes.
mesh_terms: D006528:Carcinoma, Hepatocellular / Q000209:etiology; D002353:Carrier State; D004279:DNA, Viral / Q000032:analysis; D006509:Hepatitis B / Q000150:complications*; D006514:Hepatitis B Surface Antigens / Q000032:analysis*; D006801:Humans; D008113:Liver Neoplasms / Q000209:etiology; D011379:Prognosis; D011446:Prospective Studies
chemical_list: D004279:DNA, Viral; D006514:Hepatitis B Surface Antigens