@article{takashi hitosugi2024backboard,
  title={A backboard makes manual chest compressions more effective on bed mattresses},
  author={aki otsuka,yoshifumi kawakubo,tomoyuki tanaka,masanobu tsurumoto,keisuke hayashi,takunori shimazaki,mana kawakubo,takashi hitosugi,takesh yokoyama},
  journal={Signa Vitae},
  volume={20},
  number={9},
  pages={31--38},
  doi = {10.22514/sv.2024.108},
  year={2024}
}