Efficacy and safety of loop electrosurgical excision procedure versus 5-aminolevulinic acid photodynamic therapy(5-ALA-PDT) for cervical high-grade squamous intraepithelial lesions in reproductive-age women : a systematic review and meta-analysis.
BACKGROUND Cervical high-grade squamous intraepithelial lesions (HSIL) are precancerous cervical lesions with rising incidence among reproductive-age women. Surgical excision represented by LEEP may cause cervical structural injury that threatens fertility, whereas topical 5-ALA-PDT serves as a promising non-surgical a...