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.
de Wet B, van Schalkwyk D, van der Spuy J, du Plessis J, du Toit N, Burns D.de Wet B, et al.S Afr Med J. 1994 Nov;84(11):735-8.S Afr Med J. 1994.PMID: 7495008
van der Spuy J, de Wet B.van der Spuy J, et al. Among authors: de wet b.S Afr Med J. 1991 Jan 19;79(2):61-2.S Afr Med J. 1991.PMID: 1989085No abstract available.