TY - JOUR A1 - Härkönen, J. A1 - Lindberg, M. A1 - Karlsson, L. A1 - Karlsson, H. A1 - Scheinin, N.M. T1 - Education is the strongest socioeconomic predictor of smoking in pregnancy Y1 - 2018 DO - 10.1111/add.14158 VL - 113 IS - 6 ER -