@article{ref1,
title="XYY syndrome in children",
journal="Duodecim: Laaketieteellinen Aikakauskirja",
year="1970",
author="Arajärvi, T. and Waltimo, R. and Virkkunen, A.",
volume="86",
number="14",
pages="837-841",
abstract="<p>[Abstract unavailable]</p><p>Language: fi</p>",
language="fi",
issn="0012-7183",
doi="",
url="http://dx.doi.org/"
}