title: Letter: Transfer factor in treating hepatitis B (cont.).
mesh_terms: D002986:Clinical Trials as Topic; D006506:Hepatitis A / Q000628:therapy; D006509:Hepatitis B / Q000628:therapy*; D006801:Humans; D014165:Transfer Factor / Q000008:administration & dosage / Q000627:therapeutic use*
chemical_list: D014165:Transfer Factor