Stahl, C. [P:(DE-HGF)0] ; Leske, J. [P:(DE-HGF)0] ; Pietralla, N. [P:(DE-HGF)0] ; John, P. R. [P:(DE-HGF)0] ; Rainovski, G. [P:(DE-HGF)0] ; Gerl, J. [P:(DE-Ds200)OR0351] ; Kojouharov, I. [P:(DE-Ds200)OR0614] ; Schaffner, H. [P:(DE-Ds200)OR1090]