参考文献

Simmen, Kenneth Alan; De Kock, Herman Augustinus; Raboisson, Pierre Jean-Marie Bernard; Hu, Lili; Lindquist, Karin Charlotta; Lindstrom, Mats Stefan; Belfrage, Anna Karin Gertrud Linnea; Wahling, Horst Jurgen; Nilsson, Karl Magnus; Samuelsson, Bengt Bertil; Rosenquist, Asa Annica Kristina; Sahlberg, Sven Crister; Wallberg, Hans Kristian; Kahnberg, Pia Cecilia; Classon, Bjorn Olof Patent: US2009/118312 A1, 2009 ; Location in patent: Page/Page column 34 ;