IgG4+ B-Cell receptor clones distinguish IgG4-related disease from primary sclerosing cholangitis and biliary/pancreatic malignancies. -н Doorenspleet, M, Hubers, L, Culver, E, Maillette de Buy Wenniger, L, Klarenbeek, P, Chapman, R, Baas, F, van de Graaf, S, Verheij, J, van Gulik, T, Barnes, E, Beuers, U, de Vries, N