Muñoz N, Bosch FX, Castellsagué X. Against which human papillomavirus types shall we vaccinate and screen? The international perspective. Int. J. Cancer. August 2004, 111 (2): 278–85. PMID 15197783. doi:10.1002/ijc.20244.
Haupt, Richard; Sings, Heather. The efficacy and safety of the quadrivalent human papillomavirus 6/11/16/18 vaccine gardasil. Journal of Adolescent Health. November 2011, 49 (5): 467–475. PMID 22018560. doi:10.1016/jodohealth.2011.07.003.使用|accessdate=需要含有|url= (帮助)
Muñoz N, Bosch FX, Castellsagué X. Against which human papillomavirus types shall we vaccinate and screen? The international perspective. Int. J. Cancer. August 2004, 111 (2): 278–85. PMID 15197783. doi:10.1002/ijc.20244.
Haupt, Richard; Sings, Heather. The efficacy and safety of the quadrivalent human papillomavirus 6/11/16/18 vaccine gardasil. Journal of Adolescent Health. November 2011, 49 (5): 467–475. PMID 22018560. doi:10.1016/jodohealth.2011.07.003.使用|accessdate=需要含有|url= (帮助)