File:Sleep EEG Stage 2.jpg

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	16:19, 9 December 2005		862 × 618 (215 KB)	S. Jähnichen	Stage 2 sleep. Sleep spindles highlighted by red line...EEG highlighted by red box. Public domain from the English Wikipedia ([http://en.wikipedia.org/wiki/Image:Stage2.jpg])

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