@article{ibrahim gulhan2021diagnostic,
  title={A diagnostic challenge: extrauterine placental site trophoblastic tumors},
  author={ibrahim gulhan,alper ileri},
  journal={European Journal of Gynaecological Oncology},
  volume={42},
  number={2},
  pages={319--324},
  doi = {10.31083/j.ejgo.2021.02.2280},
  year={2021}
}