@article{ref1,
title="Pediatric concussion--just another case?",
journal="Nursing care",
year="1973",
author="Ambrosio, A.",
volume="6",
number="4",
pages="21-25",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0091-2379",
doi="",
url="http://dx.doi.org/"
}