Randomized controlled trial of mailed Nicotine Replacement Therapy to Canadian smokers: study protocol
<p>Abstract</p> <p>Background</p> <p>Considerable public health efforts are ongoing Canada-wide to reduce the prevalence of smoking in the general population. From 1985 to 2005, smoking rates among adults decreased from 35% to 19%, however, since that time, the prevalen...
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Materiálatiipa: | Girji |
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BMC,
2011-09-01T00:00:00Z.
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