986: EFFECT OF OPIOID TOLERANCE ON FENTANYL REQUIREMENTS
Keyword(s):
1980 ◽
Vol 313
(2)
◽
pp. 145-149
◽
Keyword(s):
2005 ◽
Vol 52
(S1)
◽
pp. A203-A203
Keyword(s):
1995 ◽
Vol 13
(4)
◽
pp. 309-313
◽
Keyword(s):