Previous MECHANISIMS research found that selection homophily and/or peer influence accounted for a greater proportion of smoking- and vaping-related similarity between friends in ASSIST schools compared to Dead Cool (Montes et al., 2023
In 1986, Koop issued a Surgeon General report on "involuntary smoking," or secondhand smoke, that provided the scientific basis for protecting non-smokers from tobacco, Brawley says
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Int J Therm Sci 142:332347
A related weakness is that since the age of our subjects was, on average, only in the mid-twenties, the normal age-related decline in lung function may not have yet commenced 51 , thus making it more difficult to show accelerated declines in response to any EC-related lung injury