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The wide confidence intervals observed in reducers likely derived from two possible reasons
Zhonghua Er Ke Za Zhi
Many students still were not interested in the campaign activities: They [students] were not concerned that e-cigarette use was the problem issue on campus. (male, 20 years) In order to increase the efficacy of the campaign well ahead, the leaders recommended disseminating online media more widely across a variety of online platforms, establishing a cooperative network with other organizations, and expanding the e-cigarette campaign beyond the campus
4(a)) and from 3R4F cigarette smoke (Fig
Heating PG/VG and flavors can generate carbonyls such as formaldehyde, acetaldehyde, and acrolein
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