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.
Treatment groups included: control group, CSH/nHAC group, CSH/nHAC/rhBMP-2 group. And the harvested Micro CT images for 8 weeks.
