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Measuring Youth Beliefs about the Harms of E-cigarettes and Smokeless Tobacco Compared to Cigarettes
This study examined validity of direct and indirect measures of perceived harm of e-cigarettes and smokeless tobacco (SLT) compared to cigarettes. On direct measures, people compare one product to another, whereas on indirect measures, people rate each product separately and the researcher compares...
Gardado en:
| Publicado en: | Addict Behav |
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| Main Authors: | , , , |
| Formato: | Artigo |
| Idioma: | Inglês |
| Publicado: |
2017
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| Assuntos: | |
| Acceso en liña: | https://ncbi.nlm.nih.gov/pmc/articles/PMC5359056/ https://ncbi.nlm.nih.gov/pubmed/28160661 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1016/j.addbeh.2017.01.033 |
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