@article{wei cheng2023of,
  title={Effects of controlled low central venous pressure combined with dexmedetomidine on the blood loss, renal function and cognitive function in patients undergoing laparoscopic hepatectomy},
  author={yang zhang,lin li,jianbo xu,wei cheng},
  journal={Signa Vitae},
  volume={19},
  number={3},
  pages={182--187},
  doi = {10.22514/sv.2023.032},
  year={2023}
}