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.
Arnesen H, Smith P.Arnesen H, et al. Among authors: smith p.Thromb Res. 1991 Feb 1;61(3):311-4. doi: 10.1016/0049-3848(91)90108-9.Thromb Res. 1991.PMID: 1822957
Andersen P, Smith P, Seljeflot I, Brataker S, Arnesen H.Andersen P, et al. Among authors: smith p.Thromb Haemost. 1990 Apr 12;63(2):174-7.Thromb Haemost. 1990.PMID: 2194314Clinical Trial.