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Age-related distribution of HPV infection. Top 5 most frequent HPV genotypes in different age groups of (A) NILM patients; (B) LSIL (CIN1) patients; (C) HSIL patients (CIN2 and CIN3); and (D) cervical cancer.
CIN, cervical intraepithelial neoplasia; HPV, human papillomavirus; HSIL, high-grade squamous intraepithelial lesion; LSIL, low-grade squamous intraepithelial lesion; NILM, negative for intraepithelial lesion or malignancy.
