@article{p. qu2019cell,
  title={Sertoli-Leydig cell tumor characterized by hyperestrogenism in a
postmenopausal woman: a case report and review of the literature},
  author={l. wang,a. yao,a. zhang,p. qu},
  journal={European Journal of Gynaecological Oncology},
  volume={40},
  number={3},
  pages={502--505},
  doi = {10.12892/ejgo4732.2019},
  year={2019}
}