参考文献

PFIZER INC.; EDWARDS, Martin Paul; KUMPF, Robert Arnold; KUNG, Pei-Pei; MCAPLINE, Indrawan James; NINKOVIC, Sacha; RUI, Eugene Yuanjin; SUTTON, Scott Channing; TATLOCK, John Howard; WYTHES, Martin James; Zehnder, Luke Raymond Patent: US2014/179667 A1, 2014 ;