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Gaithersburg, MD, USA: NIST Saidi MS, Mhaisekar A, Hajaligol MR, Subbiah M (2006) Effects of thermo-physical and flow parameters on the static and dynamic burning of a cigarette

Frequency of Youth E-Cigarette, Tobacco, and Poly-Use in the United States, 2015: Update to Villanti et al., Frequency of Youth E-Cigarette and Tobacco Use Patterns in the United States: Measurement Precision Is Critical to Inform Public Health

according to the twitter account, that's the way the group is communicating

Lung cancer rates among Greek men are the fifth highest

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Overall, the limited scope and uneven coverage of urban research impede a comprehensive understanding of cigarette butt distribution in cities