参考文献

Kim, Oak K.; Nelson, Mark L.; Abato, Paul; Assefa, Haregewein; Bernaiac, Joel; Ismail, Mohamed Y.; Bowser, Todd; Grier, Mark; Bhatia, Beena; Verma, Atul K.; Honeyman, Laura; Pan, Jingwen Patent: US2010/305072 A1, 2010