cotinine levels after 1 cigarette Effects of smoking cessation on biological monitoring markers in urine | Genes and Environment Biomonitoring of Urinary Cotinine Concentrations
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The smoking patterns of teenagers are particularly important to Philip Morris it is during the teenage years that the initial brand choice is made. Other internal Philip Morris documents made the same points

- Over a third (35%) of the population in Britain between 20-34 are current smokers

"The picture of somebody that is dying from tobacco can be an accurate representation of the health effects of smoking, even if it evokes an emotional reaction," Myers says
