参考文献

BOEHRINGER INGELHEIM INTERNATIONAL GMBH; ENGELHARDT, Harald; BOEHMELT, Guido; KOFINK, Christiane; KUHN, Daniel; McCONNELL, Darryl; STADTMUELLER, Heinz Patent: WO2010/7114 A2, 2010 ; Location in patent: Page/Page column 106-107 ; WO 2010/007114 A2