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.
Lopez JI, Eizaguirre B, Nevado M, Ruiz-Jaureguizuria JC.Lopez JI, et al. Among authors: ruiz jaureguizuria jc.APMIS. 1990 Nov;98(11):1022-6.APMIS. 1990.PMID: 2248766