参考文献:
MERCK SHARP and DOHME CORP. BURGEY, Christopher, S. DENG, Zhengwu, J. NGUYEN, Diem, N. PAONE, Daniel, V. POTTEIGER, Craig, M. STAUFFER, Shaun, R. SEGERDELL, Carolyn NOMLAND, Ashley LIM, John, J. Patent: WO00/058 A, 00 Location in patent: Page/Page column 8 WO 00/058 A