1. The Henry J. Kaiser Family Foundation. (2015). The HPV vaccine: Access and use in the US. www.kff.org . Retrieved 28 Feb 2015.
2. Centers for Disease Control and Prevention, Division of Cancer Prevention and Control. (2014). Cervical Cancer Statistic. http://www.cdc.gov/cancer/cervical/statistics/ . Retrieved 28 Feb 2015.
3. Division of Cancer Prevention and Control, Centers for Disease Control and Prevention. (2014). Cervical cancer rates by race and ethnicity. http://www.cdc.gov/cancer/cervical/statistics/race.htm . Retrieved 28 Feb 2015.
4. Yi, J. K., Anderson, K. O., Le, Y. C., Escobar-Chaves, S. L., & Reyes-Gibby, C. C. (2013). English proficiency, knowledge, and receipt of HPV vaccine in Vietnamese–American Women. Journal of Community Health, 38, 805–811. doi: 10.1007/s10900-013-9680-2 .
5. Do, H., Seng, P., Talbot, J., Acorda, E., Coronado, G. D., & Taylor, V. M. (2009). HPV vaccine knowledge and beliefs among Cambodian American parents and community leaders. Asian Pacific Journal of Cancer Prevention, 10(3), 339–344.