title: [Positive false reaction of HBsAg (by RPHA) in patients with schistosomiasis and its mechanism].
mesh_terms: D000910:Antibodies, Heterophile / Q000032:analysis; D005189:False Positive Reactions; D006386:Hemagglutination Tests / Q000379:methods; D006514:Hepatitis B Surface Antigens / Q000032:analysis*; D006801:Humans; D012554:Schistosomiasis japonica / Q000276:immunology*
chemical_list: D000910:Antibodies, Heterophile; D006514:Hepatitis B Surface Antigens