Valentine, J D <br/><br/>
Self-administration in rats allowed unlimited access to nicotine.  [electronic resource] 

 -  Psychopharmacology  Oct 1997 
 - 300-4 p.  digital 
<br/><br/> Publication Type: Journal Article; Research Support, U.S. Gov't, P.H.S. 
<br/><br/><label>ISSN: </label>0033-3158 
<br/><br/><label>Standard No.: </label>10.1007/s002130050405  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Animals<br/>Dose-Response Relationship, Drug<br/>Male<br/>Nicotine--administration & dosage<br/>Nicotinic Agonists--administration & dosage<br/>Rats<br/>Self Administration