A Comparison between Three Graft Manipulation Methods for Haploidentical Stem Cell Transplantation in Pediatric Patients: Preliminary Results of a Pilot Study - Lang, P; Schumm, M; Greil, J; Bader, P; Klingebiel, T; Müller, I; Feuchtinger, T; Pfeiffer, M; Schlegel, P -G; Niethammer, D; Handgretinger, R (Klinische Pädiatrie, 2005)