title: ON THE VALUE OF THE CERCARIAE MEMBRANE REACTION (CHR) AND THE CIRCUM-OVAL PRECIPITIN REACTION (COP) IN THE DIAGNOSIS OF BILHARZIASIS.
mesh_terms: D000818:Animals; D058487:Cercaria; D019411:Clinical Laboratory Techniques; D006578:Heterophyidae; D006801:Humans; D011233:Precipitin Tests; D011234:Precipitins; D012552:Schistosomiasis; D014201:Trematode Infections
chemical_list: D011234:Precipitins
keywords: DIAGNOSIS, LABORATORY; PRECIPITIN TESTS; SCHISTOSOMIASIS