An official website of the United States government
The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before
sharing sensitive information, make sure you’re on a federal
government site.
The site is secure.
The https:// ensures that you are connecting to the
official website and that any information you provide is encrypted
and transmitted securely.
Smith PM, Mustard CA.Smith PM, et al. Among authors: mustard ca.Occup Environ Med. 2004 Sep;61(9):750-6. doi: 10.1136/oem.2003.009860.Occup Environ Med. 2004.PMID: 15317915Free PMC article.
Smith PM, Frank JW, Mustard CA, Bondy SJ.Smith PM, et al. Among authors: mustard ca.J Epidemiol Community Health. 2008 Jan;62(1):54-61. doi: 10.1136/jech.2006.057539.J Epidemiol Community Health. 2008.PMID: 18079334
Smith PM, Mustard CA.Smith PM, et al. Among authors: mustard ca.Occup Environ Med. 2009 Jun;66(6):361-7. doi: 10.1136/oem.2007.038646. Epub 2008 Jul 9.Occup Environ Med. 2009.PMID: 18614627