参考文献

DAEWOONG PHARMACEUTICAL CO., LTD.; Kim, In Woo; Kim, Ji Duck; Yoon, Hong Chul; Yoon, Hee Kyoon; Lee, Byung Goo; Lee, Joon Hwan; Lim, Young Mook; Choi, Soo Jin Patent: US2013/231477 A1, 2013 ; Location in patent: Paragraph 0067-0069; 0071; 0082; 0083 ;