Serum Immunoglobulin G4 and Immunoglobulin G1 for Distinguishing Immunoglobulin G4-Associated Cholangitis From Primary Sclerosing Cholangitis by Boonstra, K, Culver, E, Wenniger, L, van Heerde, M, van Erpecum, K, Poen, A, van Nieuwkerk, K, Spanier, B, Witteman, B, Tuynman, H, van Geloven, N, van Buuren, H, Chapman, R, Barnes, E, Beuers, U, Ponsioen, C

Serum immunoglobulin G4 and immunoglobulin G1 for distinguishing immunoglobulin G4-associated cholangitis from primary sclerosing cholangitis. by Boonstra, K, Culver, E, de Buy Wenniger, L, van Heerde, M, van Erpecum, K, Poen, A, van Nieuwkerk, K, Spanier, B, Witteman, B, Tuynman, H, van Geloven, N, van Buuren, H, Chapman, R, Barnes, E, Beuers, U, Ponsioen, C