Divergent fates of von Willebrand factor and its propolypeptide (von Willebrand antigen II) after secretion from endothelial cells - Wagner,D.D.; Fay,P.J.; Sporn,L.A.; Sinha,S.; Lawrence,S.O.; Marder,V.J. (Proc Natl Acad Sci U S A, 1987)