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. 2021 Jan 12;11:484. doi: 10.1038/s41598-020-79816-8

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© The Author(s) 2021

Open Access This article is licensed under a Creative Commons Attribution 4.0 International License, which permits use, sharing, adaptation, distribution and reproduction in any medium or format, as long as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons licence, and indicate if changes were made. The images or other third party material in this article are included in the article's Creative Commons licence, unless indicated otherwise in a credit line to the material. If material is not included in the article's Creative Commons licence and your intended use is not permitted by statutory regulation or exceeds the permitted use, you will need to obtain permission directly from the copyright holder. To view a copy of this licence, visit http://creativecommons.org/licenses/by/4.0/.

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Alpha power differences. (A) Topographical distribution of NS and SD sessions. (B) Topographical distribution of NS and RS sessions. (C) Topographical distribution of RS and SD sessions. (D) Variability of the average power spectrum of the whole brain across subjects in the three sessions (NS vs. SD vs. RS, mean ± standard deviation: 3.133 ± 4.718 dB vs. − 0.771 ± 4.223 dB vs. 0.068 ± 4.061 dB). * p < 0.05. Enlarged white circles represent electrodes with significant differences. Abbreviations: NS, normal sleep; SD, sleep deprivation; RS, recovery sleep.