@techreport{US Department2012,
author = {US Department, of Health and Human Services },
title= {Guidelines for Reporting Occupation and Industry on Death Certificates},
year = {2012},
URL = {http://www.cdc.gov/niosh/docs/2012-149/pdfs/2012-149.pdf},
publisher = {US Department of Health and Human Services},
address = {Washington},
}