@article{s. ayas2007of,
  title={Investigation of Keyes skin biopsy instrument for cervical biopsy procedures versus Kevorkian biopsy forceps},
  author={s. ayas,l akoz,a. giirbiiz,e. eskicirak,h. cetiner,a. karateke},
  journal={European Journal of Gynaecological Oncology},
  volume={28},
  number={3},
  pages={214--216},
  doi = {10.12892/ejgo200703214},
  year={2007}
}