Klein, G. [P:(DE-HGF)0] ; Burghaus, L. [P:(DE-HGF)0] ; Vaillant, M. [P:(DE-HGF)0] ; Pieri, V. [P:(DE-HGF)0] ; Fink, G. R. [P:(DE-Juel1)131720] ; Diederich, N. [P:(DE-HGF)0]