https://www.selleckchem.com/pr....oducts/pluronic-f-68
A California, USA, law raised the minimum tobacco sales age to 21 (T21) on 9 June 2016. We investigated whether T21 was associated with reductions adolescents' use of tobacco cigarettes, smokeless tobacco and electronic cigarettes and whether these associations differed across racial and ethnic groups. Secondary analyses of data from 2 956 054 7th, 9th and 11th grade students who participated in the California Healthy Kids Survey from 2010-11 to 2017-2018. Multilevel mixed effects logistic regression analyses showed that T21 was a
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