Artmann, G.M. [P:(DE-HGF)0] ; Digel, I. [P:(DE-HGF)0] ; Zerlin, K.F. [P:(DE-HGF)0] ; Maggakis-Kelemen, Ch. [P:(DE-HGF)0] ; Linder, Pt. [P:(DE-HGF)0] ; Porst, D. [P:(DE-HGF)0] ; Stadler, A.M. [P:(DE-Juel1)VDB78506] ; Kayser, P. [P:(DE-HGF)0] ; Dikta, G. [P:(DE-HGF)0] ; Temiz Artmann, A. [P:(DE-HGF)0]