@article{cheng-yu chien2021of,
  title={Association of patient-to-emergency department staff ratio with the incidence of cardiac arrest: A retrospective cohort study},
  author={li-heng tsai,wei-che chien,chen-bin chen,shang-li tsai,chung-hsien chaou,yi-ming weng,chip-jin ng,chen-june seak,shou-yen chen,chien-hsiung huang,shao-yu fang,chi-chun lin,cheng-yu chien},
  journal={Signa Vitae},
  volume={17},
  number={4},
  pages={118--124},
  doi = {10.22514/sv.2021.029},
  year={2021}
}