Vaughan, G. [P:(DE-HGF)0] ; Schiller, C. [P:(DE-Juel1)VDB1410] ; MacKenzie, A. R. [P:(DE-HGF)0] ; Bower, K. [P:(DE-HGF)0] ; Peter, T. [P:(DE-HGF)0] ; Schlager, H. [P:(DE-HGF)0] ; Harris, N. R. P. [P:(DE-HGF)0] ; May, P. T. [P:(DE-HGF)0]