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. 2019 Feb 19;2(1):0108051–0108058. doi: 10.1115/1.4042775

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Copyright © 2019 by ASME

This article is made available via the PMC Open Access Subset for unrestricted re-use and analyses in any form or by any means with acknowledgement of the original source. These permissions are granted for the duration of the COVID-19 pandemic or until permissions are revoked in writing. Upon expiration of these permissions, PMC is granted a perpetual license to make this article available via PMC and Europe PMC, consistent with existing copyright protections.

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Fig. 1 — The volume of tidal breath oscillations regulates airway dilation and airway caliber in anesthetized rabbits. Airway resistance (Raw) versus time from initiation of challenge with intravenous methacholine (MCh; 0.01 mg/kg) at different volumes of tidal ventilation. Modified from Shen et al. [11].