@article{ref1,
title="Insurance cases of cerebral concussion",
journal="Duodecim: Laaketieteellinen Aikakauskirja",
year="1957",
author="Antila, L.",
volume="73",
number="6",
pages="320-328",
abstract="<p>[Abstract unavailable]</p> <p>Language: fi</p>",
language="fi",
issn="0012-7183",
doi="",
url="http://dx.doi.org/"
}