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. 2014 Apr 12;7:235. doi: 10.1186/1756-0500-7-235

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Copyright © 2014 Tancredi et al.; licensee BioMed Central Ltd.

This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/2.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly credited. The Creative Commons Public Domain Dedication waiver (http://creativecommons.org/publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated.

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Schematic of the circuit assembly. Gas mixtures are supplied through the barbed inlet of the connector TM #1642. The elbow can be of two different types, with a luer-lock or barbed sampling port (TM #1624 or #1632 respectively). The limb reservoir is formed by two corrugated tubings (TM #1418) coupled by a connector (TM #1960), which is not represented here. The mask (IS #7193) comes with a support (not represented) allowing to attach the harness (TM# 15920).