参考文献:
ASTRAZENECA AB ASTRAZENECA UK LIMITED BENGTSSON, Boel, Ase BLACKABY, Wesley CUMMING, John FAULL, Alan, Wellington LARSSON, Joakim NASH, Ian, Alun OLDHAM, Keith PAPE, Andrew Patent: WO211/1118 A1, 211 Location in patent: Page/Page column 93 WO 211/1118 A1