FIGURE 1.
Diagram depicting the patient's inclusion flow. mNPC, metastatic nasopharyngeal carcinoma; NPC, nasopharyngeal carcinoma; SYSUCC, Sun Yat‐sen University Cancer Center.
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.