@article{e. nowak-markwitz2004chorionic,
  title={Human chorionic gonadotropin­ beta in endometrium cancer tissue},
  author={e. nowak-markwitz,a. jankowska,a. szczerba,m. andrusiewicz},
  journal={European Journal of Gynaecological Oncology},
  volume={25},
  number={3},
  pages={351--354},
  doi = {10.12892/ejgo200403351},
  year={2004}
}