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9 Dez 1989 Jahr - Dement, Thomas Roth, and Merir Kryger

Beschreibung:

"Principles and practices of sleep Medicine" becomes authoritative text in sleep med used today.
Also begins looking at different animals sleeping

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History of Sleep study

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9 Okt 2018

Datum:

9 Dez 1989 Jahr

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~ 34 years ago

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