@article{ref1,
title="Toxic effects from nitrogen dioxide in ice-skating arenas",
journal="CMAJ : Canadian Medical Association journal",
year="1993",
author="Soparkar, G. and Mayers, I. and Edouard, L. and Hoeppner, V. H.",
volume="148",
number="7",
pages="1181-1182",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0820-3946",
doi="",
url="http://dx.doi.org/"
}