Immune dysregulation and defects in mucosal B cell homeostasis in patients with PTEN hamartoma tumor syndrome по Heindl, M, Haendel, N, Ngeow, J, Kionke, J, Wittekind, C, Kamprad, M, Hoffmeister, A, Ehl, S, Rensing-Ehl, A, Maul, J, Loddenkemper, C, Reifenberger, J, Aretz, S, Kiess, W, Eng, C, Uhlig, H