@article{ref1,
title="Cycling and physical exercise. Cycling has "street cred" among young people",
journal="British medical journal: BMJ",
year="1995",
author="Sloan, D.",
volume="311",
number="7011",
pages="1021-1021",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0959-8138",
doi="",
url="http://dx.doi.org/"
}