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.
Johnson IR, Parkinson-Lawrence EJ, Butler LM, Brooks DA.Johnson IR, et al. Among authors: brooks da.Prostate. 2014 May;74(5):547-60. doi: 10.1002/pros.22777. Epub 2014 Jan 16.Prostate. 2014.PMID: 24435746