Lejeune, H <br/><br/>
Response timing and development: fixed-interval performance in precociously weaned rats.  [electronic resource] 

 -  The Quarterly journal of experimental psychology. B, Comparative and physiological psychology  Feb 1992 
 - 101-22 p.  digital 
<br/><br/> Publication Type: Journal Article; Research Support, Non-U.S. Gov't 
<br/><br/><label>ISSN: </label>0272-4995 
<br/><br/><label>Standard No.: </label>10.1080/02724999208250605  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Aging--psychology<br/>Animals<br/>Appetitive Behavior<br/>Conditioning, Operant<br/>Rats<br/>Rats, Inbred Strains<br/>Reinforcement Schedule<br/>Time Perception<br/>Weaning