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.
Dales R, Kauri LM, Cakmak S, Mahmud M, Weichenthal SA, Van Ryswyk K, Kumarathasan P, Thomson E, Vincent R, Broad G, Liu L.Dales R, et al.Environ Int. 2013 May;55:15-9. doi: 10.1016/j.envint.2013.01.014. Epub 2013 Mar 19.Environ Int. 2013.PMID: 23501476Clinical Trial.
Glady CA, Aaron SD, Lunau M, Clinch J, Dales RE.Glady CA, et al.Chest. 2003 Jun;123(6):1939-46. doi: 10.1378/chest.123.6.1939.Chest. 2003.PMID: 12796171
Burnett RT, Stieb D, Brook JR, Cakmak S, Dales R, Raizenne M, Vincent R, Dann T.Burnett RT, et al. Among authors: dales r.Arch Environ Health. 2004 May;59(5):228-36. doi: 10.3200/AEOH.59.5.228-236.Arch Environ Health. 2004.PMID: 16201668