1. Yang KY. Abnormal pap smear and cervical cancer in pregnancy. Clin Obstet Gynecol. 2012;55(3):838-848.
2. Massad S, Einstein MH, Huh WK, et al. 2012 updated consensus guidelines for the management of abnormal cervical cancer screening tests and cancer precursors. J Low Genit Tract Dis. 2013;17(5 Suppl 1):S1-S27.
3. American Cancer Society. Cancer facts & figures 2013. American Cancer Society Web site. http://www.cancer.org/acs/groups/content/@epidemiologysurveilance/documents/document/acspc-036845.pdf. Accessed July 7, 2015.
4. American Cancer Society. Cancer facts & figures 2014. American Cancer Society Web site. http://www.cancer.org/acs/groups/content/@research/documents/webcontent/acspc-042151.pdf. Accessed July 7, 2015.
5. U.S. Preventive Services Task Force. Cervical cancer: screening. U.S. Preventive Services Task Force Web site. http://www.uspreventiveservicestaskforce.org/Page/Document/UpdateSummaryFinal/cervical-cancer-screening. Accessed July 7, 2015.
6. American College of Obstetricians and Gynecologists. ACOG Practice Bulletin No. 131: screening for cervical cancer. Washington, DC: American College of Obstetricians and Gynecologists; 2012.
7. McCredie MR, Sharples KJ, Paul C, et al. Natural history of cervical neoplasia and risk of invasive cancer in women with cervical intraepithelial neoplasia 3: a retrospective cohort study. Lancet Oncol. 2008;9(5):425-434.