title: Clinical and immunologic study of a direct agglutination test for pregnancy (mechanisms of interference including prozoning and circulating macroglobulins).
mesh_terms: D000372:Agglutination Tests; D000818:Animals; D000941:Antigens; D001797:Blood Protein Electrophoresis; D006063:Chorionic Gonadotropin / Q000097:blood; D004912:Erythrocytes; D005069:Evaluation Studies as Topic; D005188:False Negative Reactions; D005189:False Positive Reactions; D005260:Female; D005779:Immunodiffusion; D007075:Immunoglobulin M / Q000032:analysis; D007136:Immunoglobulins / Q000032:analysis; D007202:Indicators and Reagents; D007840:Latex; D008598:Menstruation; D008722:Methods; D008863:Microspheres; D011258:Pregnancy Tests; D012756:Sheep; D013997:Time Factors
chemical_list: D000941:Antigens; D006063:Chorionic Gonadotropin; D007075:Immunoglobulin M; D007136:Immunoglobulins; D007202:Indicators and Reagents; D007840:Latex