@article{ref1,
title="To walk or not to walk",
journal="Ugeskrift for Laeger",
year="1999",
author="Secher, N. J. and Hvidman, L.",
volume="161",
number="18",
pages="2684-2684",
abstract="<p>[Abstract unavailable]</p><p>Language: da</p>",
language="da",
issn="0041-5782",
doi="",
url="http://dx.doi.org/"
}