@article{long sui2020squamous,
  title={Low-Grade Squamous Intraepithelial Lesion Diagnosed by Colposcopy-Directed Biopsy with More Severe Lesions Undetected},
  author={fengyi xiao,long sui},
  journal={European Journal of Gynaecological Oncology},
  volume={41},
  number={4},
  pages={617--621},
  doi = {10.31083/j.ejgo.2020.04.5319},
  year={2020}
}