Functional analysis of the Arg91Gln substitution in the factor VIII binding domain of von Wille-brand factor demonstrates variable phenotypic expression - Lavergne, JM; Piao, Y; Ribba, AS; Girma, JP; Siguret, V; Pietu, G; Boyer-Neumann, C; Schandelong, A; Bahnak, BR; Meyer, D (Thromb Haemost, 1993)