Geithner, R. [P:(DE-HGF)0] ; Neubert, R. [P:(DE-HGF)0] ; Vodel, W. [P:(DE-HGF)0] ; Seidel, P. [P:(DE-HGF)0] ; Knaack, K. [P:(DE-HGF)0] ; Vilcins, S. [P:(DE-HGF)0] ; Wittenburg, K. [P:(DE-HGF)0] ; Kugeler, O. [P:(DE-HGF)0] ; Knobloch, J. [P:(DE-HGF)0]