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.
Pearce N, Smith AH, Reif JS.Pearce N, et al. Among authors: smith ah.Am J Ind Med. 1988;14(1):63-72. doi: 10.1002/ajim.4700140108.Am J Ind Med. 1988.PMID: 3165602
Pearce NE, Smith AH, Howard JK, Sheppard RA, Giles HJ, Teague CA.Pearce NE, et al. Among authors: smith ah.Br J Ind Med. 1986 Feb;43(2):75-83. doi: 10.1136/oem.43.2.75.Br J Ind Med. 1986.PMID: 3753879Free PMC article.
Pearce NE, Davis PB, Smith AH, Foster FH.Pearce NE, et al. Among authors: smith ah.J Epidemiol Community Health. 1985 Mar;39(1):9-14. doi: 10.1136/jech.39.1.9.J Epidemiol Community Health. 1985.PMID: 3989443Free PMC article.