@article{ref1,
title="Motorcyclists should be encouraged to wear full face crash helmets",
journal="British medical journal (clinical research edition)",
year="1984",
author="Capewell, S. and Reece, V. A. and Milne, D. D.",
volume="288",
number="6425",
pages="1230-1231",
abstract="Abstract unavailable.",
language="",
issn="0267-0623",
doi="",
url="http://dx.doi.org/"
}