Agorastos T, Miliaras D, Lambropoulos A, Chrisafi S, Kotsis A, Manthos A, Bontis J (2005). «Detection and typing of human papillomavirus DNA in uterine cervices with coexistent grade I and grade III intraepithelial neoplasia: biologic progression or independent lesions?». Eur J Obstet Gynecol Reprod Biol121 (1): 99-103. PMID 15949888.
Park J, Sun D, Genest D, Trivijitsilp P, Suh I, Crum C (1998). «Coexistence of low and high grade squamous intraepithelial lesions of the cervix: morphologic progression or multiple papillomaviruses?». Gynecol Oncol70 (3): 386-91. PMID 9790792.
Hillemanns P, Wang X, Staehle S, Michels W, Dannecker C (2006). «Evaluation of different treatment modalities for vulvar intraepithelial neoplasia (VIN): CO(2) laser vaporization, photodynamic therapy, excision and vulvectomy». Gynecol Oncol100 (2): 271-5. PMID 16169064.