@article{ref1,
title="Bicycle helmet law in urban areas. Is it good for public health?",
journal="Gaceta Sanitaria",
year="2013",
author="Rojas-Rueda, David and Cole-Hunter, Thomas Anthony and Nieuwenhuijsen, Mark",
volume="27",
number="3",
pages="282-282",
abstract="<p>[Abstract unavailable]</p> <p>Language: es</p>",
language="es",
issn="0213-9111",
doi="10.1016/j.gaceta.2012.08.005",
url="http://dx.doi.org/10.1016/j.gaceta.2012.08.005"
}