title: Platelet-aggregating factor in thrombotic thrombopenic purpura plasma.
mesh_terms: D001779:Blood Coagulation Factors; D006801:Humans; D010956:Plasmapheresis; D010974:Platelet Aggregation; D011697:Purpura, Thrombotic Thrombocytopenic / Q000097:blood / Q000628:therapy*
chemical_list: D001779:Blood Coagulation Factors