title: Letter: Behaviour of e antigen and antibody during chronic active liver disease.
mesh_terms: D000906:Antibodies / Q000302:isolation & purification*; D000941:Antigens / Q000302:isolation & purification; D002908:Chronic Disease; D006509:Hepatitis B / Q000276:immunology; D006510:Hepatitis B Antibodies / Q000302:isolation & purification*; D006511:Hepatitis B Antigens; D006801:Humans; D008107:Liver Diseases / Q000276:immunology*
chemical_list: D000906:Antibodies; D000941:Antigens; D006510:Hepatitis B Antibodies; D006511:Hepatitis B Antigens