A novel case of compound heterozygousity with ”Normandy’/type I von Willebrand disease (vWD) Direct demonstration of the segregationof one allele with a defective expression at the mRNA level causing type I vWD - Siguret, V; Lavergne, J M; Cherel, G; Boyer-Neumann, C; Ribba, A S; Bahnak, B R; Meyer, D; Pietu, G (Hum Genet, 1994)