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ROC curves of the diagnostic threshold of quantitative methylation of (A) paired box gene 1 and (B) LIM homeobox transcription factor 1 α in the exfoliated cells. Cervical squamous-cell carcinoma vs. high-grade squamous intraepithelial lesion+low-grade squamous intraepithelial lesion+negative control. ROC, receiver operating characteristic; CSCC, cervical squamous-cell carcinoma.
