Table 2. Comparison between patients with primary Sjögren syndrome and the control group based on superb microvascular imaging and power Doppler ultrasound, VI values for both parotid glands and submandibular glands.
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.