RT Journal A1 Weuve J, Yanosky JD T1 POlycyclic aromatic hydrocarbons, particulate air pollution, and cognitive decline—reply JF Archives of Internal Medicine JO Archives of Internal Medicine YR 2012 FD July 9 VO 172 IS 13 SP 1045 OP 1046 DO 10.1001/archinternmed.2012.2159 UL http://dx.doi.org/10.1001/archinternmed.2012.2159 AB Emerging findings have implicated exposure to PAHs, particularly benzo[a]pryrene, as a potential deleterious influence on children's cognitive and behavioral development.1 To our knowledge, no study has evaluated exposure to PAHs in relation to cognitive outcomes in adulthood, but an adverse link is plausible, supported in part by accumulating evidence that exposure to tobacco smoke is associated with cognitive decline and dementia.2- 4