@inproceedings{EcksteinUlrichsMeinckeetal.1991, author = {V. Eckstein and Karin Ulrichs and G. Meincke and W. M{\"u}lller-Ruchholtz}, title = {Transplantation of Diabetic Patients With Xenogeneic Pancreatic Islets Has to Consider Natural Xenophile Antibodies (NXA) In Patients Sera As a Major Obstacle to Success}, year = {1991}, }