1. From the University of Goettingen, Goettingen; University of Duesseldorf, Duesseldorf; Johannes Hospital, Duisburg; University of Freiburg, Freiburg, Germany; British Columbia Cancer Agency, Vancouver, British Columbia, Canada; Medical University of Vienna; Hanusch Hospital, L. Boltzmann Institute for Leukemia Research; Medical University of Vienna, Vienna; Medical University of Innsbruck, Innsbruck; Elisabethinen Hospital, Linz, Austria; MD Anderson Cancer Center, Houston, TX; and Seattle Cancer Care...