参考文献:
GLAXO GROUP LIMITED BAILEY, James, Matthew BROWN, John, Alexander DEMONT, Emmanuel, Hubert SEAL, Gail, Astra, Lorraine SMETHURST, Christian, Alan, Paul WITHERINGTON, Jason HARRISON, Lee, Andrew Patent: WO2/464 A, 2 Location in patent: Page/Page column 8-9 WO 2/464 A