title: Letter: Counterimmunoelectrophoresis in diagnosis of hydatid disease.
mesh_terms: D000906:Antibodies / Q000302:isolation & purification; D000937:Antigen-Antibody Reactions; D004443:Echinococcosis / Q000175:diagnosis / Q000276:immunology*; D004444:Echinococcosis, Hepatic / Q000276:immunology; D004445:Echinococcosis, Pulmonary / Q000276:immunology; D006801:Humans; D005779:Immunodiffusion; D007122:Immunoelectrophoresis; D007674:Kidney Diseases / Q000175:diagnosis / Q000276:immunology; D011234:Precipitins
chemical_list: D000906:Antibodies; D011234:Precipitins