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.
Changes of subjective olfactory function after SGB. All values are mean ± SD. Subjective olfactory function was measured at different study periods. SGB: stellate ganglion block. VAS: visual analog scale. I: pre-treatment. A: post-treatment. C: at follow-up telephone survey. *P < 0.05 versus UR group. †P < 0.05 versus VAS-I.
