End-tidal carbon dioxide as a noninvasive monitor of circulatory status during cardiopulmonary resuscitation.

@article{Fletcher1989EndtidalCD,
  title={End-tidal carbon dioxide as a noninvasive monitor of circulatory status during cardiopulmonary resuscitation.},
  author={Ronald Fletcher},
  journal={Critical care medicine},
  year={1989},
  volume={17 9},
  pages={970-1}
}