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GASTRIC INFLATION IN RELATION TO AIRWAY PRESSURE | Semantic Scholar

@article{Ruben1961GASTRICII,
  title={GASTRIC INFLATION IN RELATION TO AIRWAY PRESSURE},
  author={Henning Ruben and Ellen J. Knudsen and Giulio Carugati},
  journal={Acta Anaesthesiologica Scandinavica},
  year={1961},
  volume={5},
  url={https://api.semanticscholar.org/CorpusID:8648152}
}

The minimum pressure necessary to inflate the stomach was investigated in 20 patients, finding that forcefully pushing back on the anterior surface of the neck against the tracheal cartilages always increased inflation pressure to above 50 cm H2O.