Postoperative pulmonary prophylaxis. Breathe deeply and read carefully.

@article{Bartlett1982PostoperativePP,
  title={Postoperative pulmonary prophylaxis. Breathe deeply and read carefully.},
  author={Robert H. Bartlett},
  journal={Chest},
  year={1982},
  volume={81 1},
  pages={1-3}
}