SUMMIT CORPORATION PLC; WYNNE, Graham, Michael; WREN, Stephen; VAN WELL, Renate, Maria; SCHROER, Frank; LECCI, Cristina; POIGNANT, Severine, Danielle; MA, Shucong; WILSON, Francis Patent: WO2010/20432 A2, 2010 ; Location in patent: Page/Page column 91-92 ;