参考文献

D'Sidocky, Neil R.; Harris, Roy L.; Hegde, Sayee G.; Hilgraf, Robert; McCarrick, Margaret A.; McKie, Jeffrey A.; Mortensen, Deborah S.; Nadolny, Lisa; Perin-Ninkovic, Sophie M.; Sapienza, John J.; Wright, Jonathan L. Patent: US2008/242694 A1, 2008 ; Location in patent: Page/Page column 41 ; US 20080242694 A1