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Comparison of nebulised aerosol deposition in the lungs of healthy adults following oral and nasal inhalation.
  1. M L Everard,
  2. J G Hardy,
  3. A D Milner
  1. Department of Child Health, Queens Medical Centre, Nottingham.


    A standard jet nebuliser was used to generate a radiolabelled aerosol and the pattern of deposition within the airways of eight healthy adults was studied with a gamma camera. Penetration of aerosol to the lung was greatly reduced when breathing through the nose compared with mouth breathing.

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