@article{ref1,
title="Drug-poisoning death rates — National Vital Statistics System, United States, 2010",
journal="MMWR: Morbidity and mortality weekly report",
year="2012",
author="Centers for Disease Control and Prevention, USA, ",
volume="61",
number="48",
pages="995-995",
abstract="In 2010, age-adjusted drug poisoning death rates varied by state, ranging from 3.4 to 28.9 per 100,000 standard population. The rate for the United States was 12.3. The five states with the highest rates were Oklahoma (19.4), Nevada (20.7), Kentucky (23.6), New Mexico (23.8), and West Virginia (28.9).",
language="en",
issn="0149-2195",
doi="",
url="http://dx.doi.org/"
}