Anti-e and rheumatoid factor activity in hepatitis B.
D000914:Antibodies, Viral / Q000032:analysis*; D006509:Hepatitis B / Q000276:immunology*; D006514:Hepatitis B Surface Antigens / Q000032:analysis*; D006801:Humans; D012217:Rheumatoid Factor / Q000032:analysis*
D000914:Antibodies, Viral; D006514:Hepatitis B Surface Antigens; D012217:Rheumatoid Factor