参考文献

Hadida Ruah, Sara Sabina; Kallel, Edward Adam; Miller, Mark Thomas; Arumugam, Vijayalaksmi; McCartney, Jason; Anderson, Corey; Grootenhuis, Peter Diederik Jan; Jiang, Licong Patent: US2012/196869 A1, 2012 ; Location in patent: Paragraph 0449; 0450; 0451 ; US 20120196869 A1