title: The ratio of factor VIII-related antigen and factor VIII biological activity as an index of hypercoagulability and intravascular clotting.
mesh_terms: D000941:Antigens; D001779:Blood Coagulation Factors; D005169:Factor VIII / Q000276:immunology*; D005260:Female; D006801:Humans; D011225:Pre-Eclampsia / Q000097:blood; D011247:Pregnancy; D013514:Surgical Procedures, Operative; D013927:Thrombosis / Q000097:blood*; D014841:von Willebrand Factor
chemical_list: D000941:Antigens; D001779:Blood Coagulation Factors; D014841:von Willebrand Factor; D005169:Factor VIII