Practical power analysis for substance abuse health services research.
Keyword(s):
Keyword(s):
2002 ◽
Vol 29
(2)
◽
pp. 113???114
Keyword(s):
Keyword(s):
2012 ◽
Vol 3
(4)
◽
pp. 233-267
◽
Public sector managed care for substance abuse treatment: Opportunities for health services research
2001 ◽
Vol 28
(2)
◽
pp. 143-154
◽
2002 ◽
Vol 29
(2)
◽
pp. 113-114
1997 ◽
Vol 61
(1)
◽
pp. 47-55
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