Step-by- step analysis of adhesion of human platelets to a collagen-coated surface defect in initial attachment and spreading of platelets in von Willebrand’s disease - Leytin, V L; Gorbunova, W A; Misselwitz, F; Novitkov, I D; Podrez, E A; Plyusch, O P; Likhachova, E A; Repin, V S; Smirnov, V N (Thromb Res, 1984)