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.
Rodriguez-Bigas M, Petrelli NJ, Herrera L, West C.Rodriguez-Bigas M, et al. Among authors: petrelli nj.Surg Gynecol Obstet. 1991 Jul;173(1):41-4.Surg Gynecol Obstet. 1991.PMID: 1866669