Platelet adhesion to multimeric and dimeric von Willebrand factor and to collagen type III preincubated with von Willebrand factor - Wu, YP; Van Breugel, HHF, I; Lankhof, H; Wise, RJ; Handin, R, I; De Groot, PG; Sixma, JJ (Arterioscler Thromb Vasc Biol, 1996)