Affiliation: | 1. Max Planck Institute for Polymer Research, Ackermannweg 10, 55128 Mainz (Germany), Fax: (+49)?6131‐379‐370;2. III. Medical Clinic (Hematology, Oncology, and Pulmology), University Medicine of the Johannes‐Gutenberg University Mainz, Langenbeckstr. 1, 55131 Mainz (Germany) |