@article{d. n. contreras2002of,
  title={Evaluation of the circulating fraction of the HER-2/neu oncogene in patients with cervical cancer},
  author={d. n. contreras,e. cobos,c. d. lox},
  journal={European Journal of Gynaecological Oncology},
  volume={23},
  number={6},
  pages={491--495},
  doi = {10.12892/ejgo200206491},
  year={2002}
}