Fig. 2. A : Group 1. All lumbar AB modifier. B : Group 2. All lumbar C modifier with thoracic major curve. C : Group 3. All lumbar C modifier with lumbar major curve.
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.