Langen, K. -J. [P:(DE-Juel1)131777] ; Rapp, M. [P:(DE-HGF)0] ; Galldiks, N. [P:(DE-Juel1)143792] ; Reifenberger, G. [P:(DE-HGF)0] ; Floeth, F. W. [P:(DE-HGF)0]