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. Author manuscript; available in PMC: 2017 Jun 1.
Published in final edited form as: Semin Fetal Neonatal Med. 2016 Feb 18;21(3):162–173. doi: 10.1016/j.siny.2016.02.001

Fig. 1.

Fig. 1

Interactive factors contributing to delivered tidal volume (VT) and effectiveness of gas exchange during non-invasive high-frequency nasal ventilation. I:E, inspiratory to expiratory ratio; ΔP, pressure amplitude. NIPPV, nasal intermittent positive pressure ventilation.