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The top-selling brand of chewing tobacco in the United States a brand long associated with Richmonds tobacco industry is changing its name and removing a stereotypical image of a Native American from its product packaging.

"Evaluation of mutagenic effects of formaldehyde in vitro: detection of crosslinks and mutations in mouse lymphoma cells"

Individuals who started smoking at younger ages, particularly before 20 years, had substantially higher risks of death, stroke, and MI compared with later starters, even at the same level of cumulative smoking exposure

Smoking and environmental iodine as risk factors for thyroiditis among parous women Eur J Epidemiol