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. 2014 Jan 16;4:1013. doi: 10.3389/fpsyg.2013.01013

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Copyright © 2014 Erlacher, Schädlich, Stumbrys and Schredl.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) or licensor are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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Absolute durations for the counting task during wakefulness and lucid dreaming (Labels: e.g., P1m28 = Participant 1, male, 28 years. ^∗Participants of the counting task also completed the walking task).