نتایج جستجو برای: cigarette manufacture
تعداد نتایج: 47266 فیلتر نتایج به سال:
background the annual risk of tuberculosis (tb) in iran is about 0.5% with annual incidence rate of 23/100000 (16322 cases). different factors have been postulated as tb predisposing factors. several studies have linked smoking with pulmonary tuberculosis as the tb incidence in their adult men was 2.4 times higher than women. in iran, however, this ratio is equal and somewhere the ratio in wome...
China is a big country in cigarette production and sales, how to improve the quality efficiency of key concern practitioners. Cigarette packaging an important part production. In era intellig B ence, presents new development trend. Therefore, it necessary strengthen research on related issues packaging. This article summarizes process our country, introduces printing technology intelligence, ap...
Symptoms adolescents experience during their first time using a cigarette predict their current use, but little is known regarding the symptoms experienced during first e-cigarette use. We conducted a pilot study to understand the symptoms adolescents experience when they first tried cigarettes and e-cigarettes and the associations between these symptoms and current use. Participants were 41 ad...
Importance The public health implications of e-cigarettes depend, in part, on whether e-cigarette use affects the risk of cigarette smoking. Objective To perform a systematic review and meta-analysis of longitudinal studies that assessed initial use of e-cigarettes and subsequent cigarette smoking. Data Sources PubMed, EMBASE, Cochrane Library, Web of Science, the 2016 Society for Research ...
The diluted aerosols from a cigarette (3R4F) and an e-cigarette (Vype ePen) were compared in two commercially available in vitro exposure systems: the Borgwaldt RM20S and Vitrocell VC10. Dosimetry was assessed by measuring deposited aerosol mass in the exposure chambers via quartz crystal microbalances, followed by quantification of deposited nicotine on their surface. The two exposure systems ...
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