Contingency management is effective in promoting abstinence and retention in treatment among crack cocaine users in Brazil: A randomized controlled trial.
2016 ◽
Vol 30
(5)
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pp. 536-543
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2017 ◽
Vol 174
(4)
◽
pp. 370-377
◽
2020 ◽
Vol 34
(1)
◽
pp. 40-51
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