参考文献

YUHAN CORPORATION; JU, Hyun; JOUNG, Sang-Sun; YI, Hyun-Jik; KHOO, Ja-Heouk; LIM, Jong-Chul; KIM, Jae-Gyu Patent: WO2012/2741 A2, 2012 ; Location in patent: Page/Page column 18 ; WO 2012/002741 A2