Respiratory effects of breathing down a tube.

@article{Goode1969RespiratoryEO,
  title={Respiratory effects of breathing down a tube.},
  author={Robert C. Goode and Edward B. Brown and M. G. Howson and Dr. J. Cunningham},
  journal={Respiration physiology},
  year={1969},
  volume={6 3},
  pages={343-59}
}