@article{a. fishman2000value,
  title={The value of transvaginal sonography in the preoperative assessment of myometrial invasion in high and low grade endometrial cancer and in comparison to frozen section in grade 1 disease},
  author={a. fishman,m. altaras,j. bernheim,i. cohen,y. beyth,r. tepper},
  journal={European Journal of Gynaecological Oncology},
  volume={21},
  number={2},
  pages={128--130},
  doi = {10.12892/ejgo200002128},
  year={2000}
}