参考文献

Gilead Sciences, Inc.; Baker, William R.; Cai, Shaopei; Kaplan, Joshua Aaron; Kim, Musong; Loyer-Drew, Jennifer Alissa; Perreault, Stephane; Phillips, Gary; Purvis, II, Lafe J.; Stasiak, Marcin; Stevens, Kirk L.; Van Veldhuizen, Josh Patent: US2011/275622 A1, 2011 ; Location in patent: Paragraph 0294 ;