@article{k. plagens-rotman2017cancer,
  title={Breast cancer – Analysis of the selected risk factors},
  author={k. plagens-rotman,m. piskorz-szymendera,k. chmaj-wierzychowska,b. pięta},
  journal={European Journal of Gynaecological Oncology},
  volume={38},
  number={3},
  pages={425--430},
  doi = {10.12892/ejgo3771.2017},
  year={2017}
}