Reinforcement frequency, but not gender, determines sensitivity,to discriminative discriminative stimulus effects of. morphine
1998 ◽
Vol 9
(4)
◽
pp. 357???362
◽
2004 ◽
Vol 309
(2)
◽
pp. 540-547
◽
2006 ◽
Vol 100
(2)
◽
pp. 157-161
◽
1996 ◽
Vol 53
(4)
◽
pp. 979-986
◽
1991 ◽
Vol 39
(2)
◽
pp. 487-493
◽
2003 ◽
Vol 466
(1-2)
◽
pp. 113-120
◽
Keyword(s):
1984 ◽
Vol 106
(1)
◽
pp. 191-193
◽
1995 ◽
Vol 6
(5)
◽
pp. 601???614
◽