@article{yi-ming weng2021expression,
  title={Facial expression differences indicate pain improvement at the emergency department},
  author={kuo-cheng wang,chen-june seak,fu-sheng tsai,cheng-yu chien,chi-chun lee,chip-jin ng,bo-cyuan wang,yi-ming weng},
  journal={Signa Vitae},
  volume={17},
  number={2},
  pages={111--118},
  doi = {10.22514/sv.2020.16.0105},
  year={2021}
}