Gabriel, F. L. P. [P:(DE-HGF)0] ; Cyris, M. [P:(DE-HGF)0] ; Jonkers, N. [P:(DE-HGF)0] ; Giger, W. [P:(DE-HGF)0] ; Günther, K. [P:(DE-Juel1)129325] ; Kohler, H.-P. E. [P:(DE-HGF)0]