@article{Lien2005,
author = {Lien, D.S. and Evans, W.N.},
title= {Estimating the impact of large cigarette tax hikes the case of maternal smoking and infant birth weight},
year = {2005},
doi = {10.3368/jhr.XL.2.373},
volume = {40},
number = {2},
pages = {373--392},
}