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. 2015 Jul 16;19(1):272. doi: 10.1186/s13054-015-0984-8

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© Jubran. 2015

This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/4.0), 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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Fig. 3 — Changes in oxygen saturation measured by pulse oximetry (SpO₂) compared with arterial oxygen saturation measured by a CO-oximeter (SaO₂) in critically ill patients. The pulse oximeter consistently overestimated the actual changes of SaO₂. Reprinted with permission from BioMed Central Ltd [8]

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