Identification and quantitative assessment of autoantibody signatures in sera of patients with pancreatic cancer, gastrointestinal tumor, chronic pancreatitis and autoimmune pancreatitis

S. Ghassem-Zadeh, A. Bauer, M. M. Gaida, J.-L. Frossard, T. Hackert, O. Strobel, H. Acha-Orbea, J. D. Hoheisel, K. Felix