BibTex format
@article{Shenker:2013:10.1097/EDE.0b013e31829d5cb3,
author = {Shenker, NS and Ueland, PM and Polidoro, S and van, Veldhoven K and Ricceri, F and Brown, R and Flanagan, JM and Vineis, P},
doi = {10.1097/EDE.0b013e31829d5cb3},
journal = {EPIDEMIOLOGY},
pages = {712--716},
title = {DNA Methylation as a Long-term Biomarker of Exposure to Tobacco Smoke},
url = {http://dx.doi.org/10.1097/EDE.0b013e31829d5cb3},
volume = {24},
year = {2013}
}