An official website of the United States government
Here’s how you know
Official websites use .gov A
.gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS A
lock (
) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
... under the skin, bleeding of the gums, and prolonged or excessive bleedingfollowing surgery, dental procedures, or trauma. The F11 gene mutations that cause ...