@article{k. sonoda2020of,
  title={Re-evaluation of preoperative endometrial smears for
the cytodiagnosis of uterine leiomyosarcoma},
  author={k. sonoda,m.nogami,k. kodama,y. oda,k. kato},
  journal={European Journal of Gynaecological Oncology},
  volume={41},
  number={2},
  pages={167--170},
  doi = {10.31083/j.ejgo.2020.02.4950},
  year={2020}
}