Sleep and wakefulness as alternating phases in the cycle of existence
By: by Nathaniel Kleitman ...
Series: The University of Chicago monographs in medicine; University of Chicago monographs in medicine
Publisher: The University of Chicago press
Published: 1939
Place of publication: Chicago, Ill
Language: eng
Number of pages: 638
Subjects: Sleep; Physiology
Other titles: Wakefulness, Sleep and.
Notes: Bibliography: p. [529]-603.