@article{ref1,
title="Prevention of displaced fatigue fractures of the femur",
journal="Journal of bone and joint surgery: American volume",
year="1971",
author="Bargren, J. H. and Tilson, D. H. and Bridgeford, O. E.",
volume="53",
number="6",
pages="1115-1117",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0021-9355",
doi="",
url="http://dx.doi.org/"
}