@article{y. yokoyama2003case,
  title={A case of adenocarcinoma of the endometrial type mixed with a clear cell component that metastasized to the vagina},
  author={y. yokoyama,a. sakamoto,m. umemoto,m. futagami,t. sakamoto,h. maruyama,s. sato,h. mizunuma},
  journal={European Journal of Gynaecological Oncology},
  volume={24},
  number={5},
  pages={435--437},
  doi = {10.12892/ejgo200305435},
  year={2003}
}