@article{ref1,
title="Misclassification of seat belt use",
journal="Injury prevention",
year="2003",
author="Cummings, P. and Rivara, Frederick P.",
volume="9",
number="1",
pages="91-91",
abstract="Abstract unavailable.",
language="en",
issn="1353-8047",
doi="",
url="http://dx.doi.org/"
}