Shehata, M. M. [P:(DE-HGF)0] ; Spahn, Ingo [P:(DE-Juel1)131849] ; Scholten, Bernhard [P:(DE-Juel1)131846] ; Qaim, Syed M. [P:(DE-Juel1)131840] ; Coenen, Heinrich Hubert [P:(DE-Juel1)131816]