title: A study of acquired inhibitors of factor IX by means of precipitating rabbit antisera against factor IX.
mesh_terms: D000818:Animals; D000906:Antibodies; D000941:Antigens; D011232:Chemical Precipitation; D005164:Factor IX / Q000037:antagonists & inhibitors* / Q000276:immunology; D002836:Hemophilia B / Q000151:congenital / Q000276:immunology; D006801:Humans; D007106:Immune Sera / Q000494:pharmacology*; D007118:Immunoassay; D005779:Immunodiffusion; D007123:Immunoelectrophoresis, Two-Dimensional; D011817:Rabbits
chemical_list: D000906:Antibodies; D000941:Antigens; D007106:Immune Sera; D005164:Factor IX