Two new candidate mutations in type IIA von Willebrand’s disease (Arg834-->Gly, Gly846-->Arg) and one polymorphism (Tyr821-->Cys) in the A2 region of the von Willebrand factor - Donner, M; Kristoffersson, A-C; Berntorp, E; Scheibel, E; Thorsen, S; Dahlbäck, B; Nilsson, IM; Holmberg, L (Eur J Haematol, 1993)