title: Prevalence of hepatitis B surface antigen in liver cells of bilharzial patients.
mesh_terms: D006509:Hepatitis B / Q000150:complications; D006514:Hepatitis B Surface Antigens / Q000032:analysis*; D006801:Humans; D008099:Liver / Q000276:immunology*; D012552:Schistosomiasis / Q000150:complications / Q000276:immunology*
chemical_list: D006514:Hepatitis B Surface Antigens