@article{ref1,
title="Effectiveness of designated driver programs for reducing alcohol-impaired driving a systematic review",
journal="American journal of preventive medicine",
year="2005",
author="Nichols, James L. and Compton, Richard P. and Sleet, David A. and Shults, Ruth A. and Elder, Randy W. and Ditter, Susan M.",
volume="28",
number="5 Suppl",
pages="280-287",
abstract="Abstract unavailable.",
language="",
issn="0749-3797",
doi="10.1016/j.amepre.2005.02.013",
url="http://dx.doi.org/10.1016/j.amepre.2005.02.013"
}