Transmembrane calcium influx associated with von Willebrand factor binding to GP lb in the initiation of shear-induced platelet aggregation - Ikeda, Y; Handa, M; Kamata, T; Kawano, K; Kawai, Y; Watanabe, K; Sakai, K; Mayumi, F; Itagaki, I; Yoshioka, A; Ruggeri, Z M (Thromb Haemost, 1993)