Selective opioid receptor agonists and antagonists: research tools and potential therapeutic agents
1990 ◽
Vol 33
(3)
◽
pp. 895-902
◽
2017 ◽
Vol 60
(1)
◽
pp. 56-62
◽
1993 ◽
Vol 36
(17)
◽
pp. 2572-2574
◽
2004 ◽
Vol 26
(1)
◽
pp. 31
◽
2005 ◽
Vol 9
(5)
◽
pp. 599-599
◽