von Willebrand factor.ristocetin cofactor activity/von Willebrand factor Ag:Ratio:Pt:PPP:Qn
von willebrand factor.ristocetin cofactor activity/von willebrand factor ag:ratio:pt:ppp:qn
von Willebrand factor.ristocetin cofactor activity/von Willebrand factor Antigen:Ratio:To identify measures at a point in time:Platelet poor plasma:Quantitative
von willebrand factor.ristocetin cofactor activity/von willebrand factor antigen:ratio:to identify measures at a point in time:platelet poor plasma:quantitative