@article{m. zafrakas2004of,
  title={Expression of estrogen receptors a and 􀀁 in two uterine mesenchymal tumors after prolonged tamoxif en therapy. Report of two cases},
  author={m. zafrakas,e. kostopoulou,k. dragoumis,t. mikos,j. papadimas,j. bontis},
  journal={European Journal of Gynaecological Oncology},
  volume={25},
  number={4},
  pages={530--533},
  doi = {10.12892/ejgo200404530},
  year={2004}
}