@article{o. reich2011levels,
  title={High levels of xenoestrogens in patients with low-grade endometrial stromal sarcoma - report of two cases},
  author={o. reich,s. regauer,s. scharf},
  journal={European Journal of Gynaecological Oncology},
  volume={31},
  number={1},
  pages={105--106},
  doi = {10.12892/ejgo201001105},
  year={2011}
}