参考文献:
AMGEN INC. DU, Xiaohui FU, Zice HOUZE, Jonathan, B. JIAO, Xianyun KIM, Yong-jae LI, Leping LIU, Jinqian LIZARZABURU, Mike MEDINA, Julio SHEN, Wang TURCOTTE, Simon YU, Ming Patent: WO2/9849 A2, 2 Location in patent: Page/Page column 68 69 WO 2/9849 A2