Carbon monoxide level in expired air of various community groups in Japan.

@article{Momotani1977CarbonML,
  title={Carbon monoxide level in expired air of various community groups in Japan.},
  author={H Momotani and Takenori Toyama},
  journal={The Keio journal of medicine},
  year={1977},
  volume={26 1},
  pages={45-52}
}