ahf-kabi ( fraction i-0 ) and the cryoprecipitate , the only preparations capable of normalising the defect in patients with von willebrand 's disease , showed the same level of viiir : ag determined by ei and by irma , while all the other preparations ( i.e . cryoprecipitates purified further in different ways ) had considerably lower levels of viiir : ag determined by irma than by ei .
C0015506
ahf
C0042974
von willebrand 's disease