@article{ref1,
title="Health effects of street gangs",
journal="New England journal of medicine",
year="1991",
author="Golden, W. E.",
volume="325",
number="2",
pages="136-136",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0028-4793",
doi="",
url="http://dx.doi.org/"
}