@article{ref1,
title="Editorial: Shot-gun prevention?",
journal="International journal of epidemiology",
year="1973",
author="",
volume="2",
number="3",
pages="219-220",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0300-5771",
doi="",
url="http://dx.doi.org/"
}