@article{p. kovács2008of,
  title={Preservation of fertility in reproductive-age women with the diagnosis of cancer},
  author={p. kovács,s. mátyás,l. ungár},
  journal={European Journal of Gynaecological Oncology},
  volume={29},
  number={5},
  pages={425--434},
  doi = {10.12892/ejgo200805425},
  year={2008}
}