title: Letter: HBsAg subtype and chronic glomerulonephritis.
mesh_terms: D002353:Carrier State; D002908:Chronic Disease; D005921:Glomerulonephritis / Q000276:immunology*; D006511:Hepatitis B Antigens / Q000302:isolation & purification*; D006801:Humans; D007122:Immunoelectrophoresis; D012703:Serotyping
chemical_list: D006511:Hepatitis B Antigens