Kahn, E <br/><br/>
Age-related changes in sleep characteristics.  [electronic resource] 

 -  International psychiatry clinics  1970 
 - 25-9 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0020-8426 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adult<br/>Aged<br/>Aging<br/>Child, Preschool<br/>Cognition<br/>Female<br/>Humans<br/>Male<br/>Middle Aged<br/>Sleep<br/>Sleep Stages<br/>Sleep, REM<br/>Wakefulness