File:Sleep EEG Stage 1.jpg

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Original file (878 × 619 pixels, file size: 206 KB, MIME type: image/jpeg)

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EEG highlighted by red box. This is a screenshot of a polysomnogram. This represents 30 seconds of data.

Public domain from the English Wikipedia ([1])

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This work has been released into the public domain by its author, MrSandman, at the English Wikipedia project. This applies worldwide.

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Date/TimeThumbnailDimensionsUserComment
current16:15, 9 December 2005Thumbnail for version as of 16:15, 9 December 2005878 × 619 (206 KB)S. Jähnichen (talk | contribs)EEG highlighted by red box. This is a screenshot of a polysomnogram. This represents 30 seconds of data. Public domain from the English Wikipedia ([http://en.wikipedia.org/wiki/Image:Stage1.jpg])

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