Affiliation: | (1) Immunogenetics Laboratory, Kinderpoliklinik, University of Munich, Petenkoferstr. 8 a, 80336 München, Germany;(2) Rheumatology/Clinical Immunology Unit, Department of Internal Medicine, University of Regensburg Medical Center, Franz-Josef-Strauss_Allee 11, 93053 Regensburg, Germany |