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. 2020 May 13;11:2040622320920106. doi: 10.1177/2040622320920106

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© The Author(s), 2020

This article is distributed under the terms of the Creative Commons Attribution-NonCommercial 4.0 License (https://creativecommons.org/licenses/by-nc/4.0/) which permits non-commercial use, reproduction and distribution of the work without further permission provided the original work is attributed as specified on the SAGE and Open Access pages (https://us.sagepub.com/en-us/nam/open-access-at-sage).

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Figure 2. — Airvo 2 high-flow system (Fisher & Paikel Healthcare). The high flow (up to 60 l/min) is generated by a turbine and the system can be used at home.