@article{ref1,
title="Sins of youth",
journal="British medical journal: BMJ",
year="1996",
author="Welsh, James",
volume="312",
number="7045",
pages="1548-1548",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0959-8138",
doi="",
url="http://dx.doi.org/"
}