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 I, Elton RA, Thomson WH.Smith I, et al. Among authors: elton ra.Clin Chim Acta. 1979 Nov 2;98(3):207-16. doi: 10.1016/0009-8981(79)90147-5.Clin Chim Acta. 1979.PMID: 498534No abstract available.