Tobacco-21 laws and young adult smoking: quasi-experimental evidence, Addiction This study administered an online survey between November 2016 and May 2017 and compared recent and current established smoking among 18-20 year olds who had ever tried a combustible or electronic cigarette in cities with and without Tobacco 21 laws
"Quarterly Journal of Economics," 126 (2), Nunn, Nathan
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Different normalization approachessuch as internal standard normalization versus total peak-area normalizationcan yield markedly different association results (Noonan et al., 2018), as demonstrated in sensory-VOC studies of lily (Zhou et al., 2024) and Hedychium (Zhou et al., 2026) flowers
11.Lyon, France: IARC, 2007