von Willebrand factor.ristocetin cofactor activity actual/Normal:RelTime:Pt:PPP:Qn:Platelet aggr
von willebrand factor.ristocetin cofactor activity actual/normal:reltime:pt:ppp:qn:platelet aggr
vWf:RCo Act/Nor PPP Pl Agg
vwf:rco act/nor ppp pl agg