%0 Journal Article %T Posttraumatic Stress Symptoms and Their Association With Smoking Outcome Expectancies Among Homeless Smokers in Boston %A Baggett, Travis P. %A Campbell, Eric G. %A Chang, Yuchiao %A Magid, Leah M. %A Rigotti, Nancy A. %J Nicotine and Tobacco Research %V 18 %N 6 %P 1526-1532 %@ 1462-2203 %D 2016-06-01 %I Oxford University Press %~ DeepDyve