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A FRAMEWORK TO EXAMINE GATEWAY RELATIONS IN DRUG USE: A N APPLICATION OF LATENT TRANSITION ANALYSIS
A progressive and hierarchical sequence of drug use suggests that a sequence of stages of drug use can describe the order by which adolescents try drugs. We propose an operational definition to test gateway relations by providing a framework with the aim of describing a set of conditions to guide th...
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| Main Authors: | , |
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| 格式: | Artigo |
| 語言: | Inglês |
| 出版: |
2010
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| 主題: | |
| 在線閱讀: | https://ncbi.nlm.nih.gov/pmc/articles/PMC3400537/ https://ncbi.nlm.nih.gov/pubmed/22822267 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1177/002204261004000407 |
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