Figure 4.
Force–displacement curves of Group 1 (a), Group 2 (b), Control Group 3 (c) and representative curves for each group (d).
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.