Activation of the coagulation mechanism on tumor necrosis factor-stimulated cultured endothelial cells and their extracellular matrix. The role of flow and factor IX/IXa. - Tijburg, PNM; Ryan, J; Stern, DM; Wollitzky, B; Rimon, S; Rimon, A; Handley, D; Nawroth, P; Sixma, JJ; de Groot, PG (J Biol Chem, 1991)