@article{rong yao2021impact,
  title={The impact of first Timing of antibiotics for community acquired pneumonia in emergency department},
  author={yi-wu zhou,yan-qi he,rong yao},
  journal={Signa Vitae},
  volume={17},
  number={2},
  pages={20--27},
  doi = {10.22514/sv.2020.16.0107},
  year={2021}
}