Spirig, C. [P:(DE-HGF)0] ; Neftel, A. [P:(DE-HGF)0] ; Ammann, C. [P:(DE-HGF)0] ; Dommen, G. Di. [P:(DE-HGF)0] ; Grabmer, W. [P:(DE-HGF)0] ; Thielmann, A. [P:(DE-HGF)0] ; Schaub, A. [P:(DE-Juel1)VDB10108] ; Beauchamp, J. [P:(DE-HGF)0] ; Wisthaler, A. [P:(DE-HGF)0] ; Hansel, A. [P:(DE-HGF)0]