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.
Seviour RJ, Kragelund C, Kong Y, Eales K, Nielsen JL, Nielsen PH.Seviour RJ, et al. Among authors: kragelund c.Antonie Van Leeuwenhoek. 2008 Jun;94(1):21-33. doi: 10.1007/s10482-008-9226-2. Epub 2008 Feb 26.Antonie Van Leeuwenhoek. 2008.PMID: 18299961Review.