Oral opiate intake in a free-choice procedure in the rat.
Sala
M
M
Institute of Pharmacology, Faculty of Sciences, University of Milan, Italy.
Braida
D
D
Leone
M P
MP
Calcaterra
P
P
Gori
E
E
D000284:Administration, Oral; D000818:Animals; D002755:Choice Behavior / Q000187:drug effects*; D008297:Male; D009294:Narcotics / Q000494:pharmacology*; D051381:Rats; D011919:Rats, Inbred Strains; D013375:Substance Withdrawal Syndrome / Q000523:psychology
D009294:Narcotics