@article{Martikainen2013,
author = {Martikainen, P. and Ho, J.Y. and Preston, S. and Elo, I.T.},
title= {The changing contribution of smoking to educational differences in life expectancy: Indirect estimates for Finnish men and women from 1971 to 2010},
year = {2013},
doi = {10.1136/jech-2012-201266},
journal = {Journal of Epidemiology and Community Health},
volume = {67},
number = {3},
pages = {219‒224},
}