von Willebrand factor.collagen binding activity/von Willebrand factor Ag:Ratio:Pt:PPP:Qn:IA
von willebrand factor.collagen binding activity/von willebrand factor ag:ratio:pt:ppp:qn:ia
vWF CBA/vWF Ag PPP IA-Rto
vwf cba/vwf ag ppp ia-rto