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.
Impact of different treatment models on OS
Abbreviations: MST, median survival time; OS, overall survival; S, surgery alone; S + C, surgery plus adjuvant chemotherapy; S + C + R, surgery plus adjuvant chemotherapy plus postoperative radiotherapy; S + R, surgery plus postoperative radiotherapy.
