参考文献:
GLAXO GROUP LIMITED ALEMPARTE-GALLARDO, Carlos BARROS-AGUIRRE, David CACHO-IZQUIERDO, Monica FIANDOR-ROMAN, Jose Maria LAVANDERA DIAZ, Jose Luis REMUINAN-BLANCO, Modesto Jesus Patent: WO2/8874 A, 2 Location in patent: Page/Page column 7-8 WO 2/8874 A