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The evidence is sufficient to infer that exposure of nonsmokers to secondhand smoke causes a significant increase in urinary levels of metabolites of the tobacco-specific lung carcinogen 4-(methylnitrosamino)-1-(3-pyridyl)-1-butanone (NNK)

Notably, 2.72 grams translates to 6 pounds per 1,000 units, a threshold that has been proposed for a premium cigar product

Effect of pre- and postnatal tobacco smoke exposure on specific sensitization to food and inhalant allergens during the first 3 years of life

Bozdogan ST, Erol B, Dursun A, Bozdogan G, Donmez I, Mungan NA et al (2015) The IL-1RN and IL-4 gene polymorphisms are potential genetic markers of susceptibility to bladder cancer: a casecontrol study