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.
The arrowhead in E indicates the spatial region between the preoperative and postoperative models, which can be regarded as the volume difference of the increased fat grafts. D indicates distance; Dx, x-axis distance; Dy, y-axis distance; Dz, z-axis distance.
