@article{ref1,
title="A review of educational and legislative strategies to promote bicycle helmets",
journal="Injury prevention",
year="1995",
author="Graitcer, P. L. and Kellermann, Arthur L. and Christoffel, Thomas H.",
volume="1",
number="2",
pages="122-129",
abstract="Abstract unavailable",
language="en",
issn="1353-8047",
doi="",
url="http://dx.doi.org/"
}