参考文献

ENDO PHARMACEUTICALS INC.; SMITH, Roger, Astbury; THOMPSON, Scott, Kevin; HOSAHALLI, Subramanya; BEJUGAM, Mallesham; NANDURI, Srinivas; PANIGRAHI, Sunil, Kumar; MAHALINGAM, Natarajan Patent: WO2012/58671 A1, 2012 ; Location in patent: Page/Page column 106 ;