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.
Representative preconditioning curves for human sclera and ON sheath. Cyclic loading was up to 5% of the initial length. Dotted lines illustrate the elastic stiffness of each loading cycle; slopes of these lines did not change significantly during cyclic loading.
