@article{a. elsheikh2001tumors,
  title={Ovarian tumors in young females. A laparoscopic approach},
  author={a. elsheikh,s. milingos,g. kallipolitis,d. loutradis,g. vlachos,a. liapi,s. michalas},
  journal={European Journal of Gynaecological Oncology},
  volume={22},
  number={3},
  pages={243--244},
  doi = {10.12892/ejgo200103243},
  year={2001}
}