Von Willebrand disease type IIC with different abnormalities of von Willebrand factor in the same sibship - Batlle, J; López-Fernández, M F; Lasierra, J; Fernández-Villamor, A; López-Berges, C; López-Borrasca, A; Ruggeri, Z M; Zimmerman, T S (Am J of Hematol, 1986)