@article{ref1,
title="Hospital admissions among students during a three-year period",
journal="British medical journal: BMJ",
year="1967",
author="Grant, Genevieve",
volume="3",
number="5566",
pages="674-676",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0959-8138",
doi="",
url="http://dx.doi.org/"
}