@article{ref1,
title="Functional capacity and health of elderly people--The Evergreen Project. Background, design and methods of the project",
journal="Scandinavian journal of social medicine: supplementum",
year="1997",
author="Heikkinen, E.",
volume="53",
number="",
pages="1-18",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0301-7311",
doi="",
url="http://dx.doi.org/"
}