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41,42 Pooled data from multiple studies showed that the use of e-cigarettes containing nicotine increases smoking cessation at six months (NNT = 25) compared with both NRT and e-cigarettes without nicotine
Contribute to environmental health.
At that time Allen & Ginter was the leading cigarette-producing company, employing 450 girls as rollers in its Richmond (VA) factory (in comparison, Duke had 60 workers)
That does not confer upon us a freedom to ignore the knowledge we already have, or to postpone the action that it appears to demand at a given time. Ronald Fisher had devised an ingenious way to separate correlation from cause
Barbara Forey, Jan Hamling, John Hamling, Alison Thornton, Peter Lee (2006-2016)
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