@article{hai zou2021in,
  title={Delirium in critically ill patients with COVID-19 pneumonia},
  author={hai zou,wan-feng xiong,sheng-qing li},
  journal={Signa Vitae},
  volume={17},
  number={2},
  pages={216--218},
  doi = {10.22514/sv.2021.013},
  year={2021}
}