@article{mei-hui gao2024of,
  title={Application of opioid-free general anesthesia in laparoscopy: a meta-analysis of randomized controlled studies},
  author={mei-hui gao,jin meng,xu-ming hu,jie liu},
  journal={Signa Vitae},
  volume={20},
  number={7},
  pages={10--18},
  doi = {10.22514/sv.2024.050},
  year={2024}
}