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.
Intergroup Comparison of the Number of Immunoreactive Cells for Each Tested MMP in the Periodontal Ligament and Alveolar Bone Surface in the Direction of Tooth Relapse