CHINESE JOURNAL OF DRUG ABUSE PREVENTION AND TREATMENT, Volume 12, Issue 2,2006, Pages 86-88, doi:10.3969/j.issn.1006-902X.2006.02.009
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CHINESE JOURNAL OF DRUG ABUSE PREVENTION AND TREATMENT, Volume 12, Issue 2,2006, Pages 92-95, doi:10.3969/j.issn.1006-902X.2006.02.011
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