@article{a. fraser2005for,
  title={Screening for cervical cancer - an evidence-based approach},
  author={a. fraser,s. hellmann,l. leibovici,h. levavi},
  journal={European Journal of Gynaecological Oncology},
  volume={26},
  number={4},
  pages={372--375},
  doi = {10.12892/ejgo200504372},
  year={2005}
}