@article{ref1,
title="Female gait patterns in shoes with different heel heights",
journal="Ergonomics",
year="1971",
author="Merrifield, H. H.",
volume="14",
number="3",
pages="411-417",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0014-0139",
doi="",
url="http://dx.doi.org/"
}