McMillan, D E <br/><br/>
Drug discrimination in rats under concurrent variable-interval variable-interval schedules.  [electronic resource] 

 -  Journal of the experimental analysis of behavior  Jan 2000 
 - 103-20 p.  digital 
<br/><br/> Publication Type: Journal Article; Research Support, Non-U.S. Gov't; Research Support, U.S. Gov't, P.H.S. 
<br/><br/><label>ISSN: </label>0022-5002 
<br/><br/><label>Standard No.: </label>10.1901/jeab.2000.73-103  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Animals<br/>Discrimination Learning<br/>Dose-Response Relationship, Drug<br/>Male<br/>Motivation<br/>Pentobarbital<br/>Rats<br/>Rats, Sprague-Dawley<br/>Reinforcement Schedule