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.
Analysis of SOD and MDA. (a) The serum level of SOD before radiotherapy, (b) the serum level of SOD after radiotherapy, (c) the serum level of MDA before radiotherapy, and (d) the serum level of MDA after radiotherapy. ∗∗∗indicates P < 0.001.
