Reimer, R. [P:(DE-HGF)0] ; Marchuk, O. [P:(DE-Juel1)5739] ; Geiger, B. [P:(DE-HGF)0] ; Mc Carthy, P. J. [P:(DE-HGF)0] ; Dunne, M. [P:(DE-HGF)0] ; Hobirk, J. [P:(DE-HGF)0] ; Wolf, R. [P:(DE-HGF)0]