Cahn, H A <br/><br/>
Age comparison of human day-night physiological differences.  [electronic resource] 

 -  Aerospace medicine  Jun 1968 
 - 608-10 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0001-9402 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adult<br/>Aged<br/>Aging<br/>Body Temperature<br/>Circadian Rhythm--physiology<br/>Depression--physiopathology<br/>Heart Rate<br/>Humans<br/>Middle Aged<br/>Potassium--urine