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Electronic cigarettes: a survey of users
BACKGROUND: Little is known about users of electronic cigarettes, or their opinions, satisfaction or how and why they use such products. METHODS: An internet survey of 81 ever-users of ecigarettes in 2009. Participants answered open-ended questions on use of, and opinions about, ecigarettes. RESULTS...
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| Formato: | Texto |
| Lenguaje: | English |
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BioMed Central
2010
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| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2877672/ https://www.ncbi.nlm.nih.gov/pubmed/20441579 http://dx.doi.org/10.1186/1471-2458-10-231 |