@article{ref1,
title="Deaths from narcotism in New York City. Incidence, circumstances, and postmortem findings",
journal="New York state journal of medicine",
year="1966",
author="Helpern, M. and Rho, Y. M.",
volume="66",
number="18",
pages="2391-2408",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0028-7628",
doi="",
url="http://dx.doi.org/"
}