@article{t. manchana2019curve,
  title={Learning curve in colposcopic training among gynecologic oncology fellows},
  author={y. khongthip,t. manchana,s. oranratanaphan,r. lertkhachonsuk},
  journal={European Journal of Gynaecological Oncology},
  volume={40},
  number={4},
  pages={647--651},
  doi = {10.12892/ejgo4770.2019},
  year={2019}
}