@article{ya zhang2023and,
  title={Establishment and validation of a nomogram for estimating the overall survival of vulvar squamous cell carcinoma patients aged 50 years or older},
  author={yuqi qiu,shufang xiang,sufei wang,yong chen,ya zhang},
  journal={European Journal of Gynaecological Oncology},
  volume={44},
  number={2},
  pages={92--100},
  doi = {10.22514/ejgo.2023.027},
  year={2023}
}