@article{ref1,
title="The human bicycle: an ultimate biological convenience",
journal="Orthopedic clinics of North America",
year="1976",
author="Basmajian, J. V.",
volume="7",
number="4",
pages="1027-1029",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0030-5898",
doi="",
url="http://dx.doi.org/"
}