@article{ref1,
title="Physical exercise is an advantageous and effective way to prevent falls and injuries due to falls",
journal="Duodecim: Laaketieteellinen Aikakauskirja",
year="2003",
author="Piirtola, Maarit and Isoaho, Raimo and Kivelä, S-L",
volume="119",
number="7",
pages="599-604",
abstract="<p>[Abstract unavailable]</p> <p>Language: fi</p>",
language="fi",
issn="0012-7183",
doi="",
url="http://dx.doi.org/"
}