Coupons–vouchers as a strategy for increasing treatment entry for opiate-dependent injection drug users.
2005 ◽
Vol 5
(1-2)
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pp. 157-174
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Keyword(s):
Keyword(s):
2007 ◽
Vol 33
(2)
◽
pp. 217-225
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2001 ◽
Vol 21
(3)
◽
pp. 145-153
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Keyword(s):
2008 ◽
Vol 31
(1)
◽
pp. 92-101
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Keyword(s):
2007 ◽
Vol 33
(1)
◽
pp. 121-127
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1996 ◽
Vol 42
(1)
◽
pp. 11-20
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Keyword(s):