(Q43665012)
Statements
1 reference
Three-choice discrimination in pigeons is based on relative efficacy differences among opioids (English)
1 reference
Walker EA
1 reference
Picker MJ
1 reference
Dykstra LA
1 reference
1 June 2001
1 reference
1 reference
155
1 reference
4
1 reference
389-396
1 reference
Identifiers
1 reference
1 reference