Effective Treatment of Acute GvHD After Haploidentical BMT With in vitro Expanded Murine CD4+CD25+ Regulatory T Cells - Boeld, T.J.; Spacenko, E.; Eder, R.; Weber, C.; Lang-Schwarz, C.; Huber, E.; Andreesen, R.; Hoffmann, P.; Edinger, M. (Biology of Blood & Marrow Transplantation, 2011)