参考文献:
F. HOFFMANN-LA ROCHE AG HOFFMANN-LA ROCHE INC. BROTHERTON-PLEISS, Christine E. CHEN, Zhi ERICKSON, Shawn David KIM, Kyungjin LI, Hongju LOVEY, Allen John QIAN, Yimin SO, Sung-Sau WOVKULICH, Peter Michael YI, Lin Patent: WO04/6034 A, 04 Location in patent: Paragraph 005