Tidal volume and respiratory rate changes at start and end of exercise.

@article{Beaver1970TidalVA,
  title={Tidal volume and respiratory rate changes at start and end of exercise.},
  author={W L Beaver and Karlman Wasserman},
  journal={Journal of applied physiology},
  year={1970},
  volume={29 6},
  pages={872-6}
}