@article{ref1,
title="Helmets and head injuries",
journal="Journal of the Indian Medical Association",
year="1992",
author="Dixit, J. V. and Khairnar, B. R.",
volume="90",
number="3",
pages="77-78",
abstract="Abstract unavailable.",
language="",
issn="0019-5847",
doi="",
url="http://dx.doi.org/"
}