@article{ref1,
title="Exercise and alcohol consumption among medical students",
journal="Academic medicine",
year="1999",
author="Gutgesell, M. and Reeve, R. and Parsons, B. and Morse, R. M.",
volume="74",
number="7",
pages="750-751",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="1040-2446",
doi="",
url="http://dx.doi.org/"
}