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.
Long-term overall survival of all head and neck squamous cell carcinoma patients alive 5 years after diagnosis stratified by tumor site (A) and initial overall stage (B) compared to age-matched controls. Weighted survival curve by tumor site (C) and by initial survival stage (D) adjusting group to control in terms of age, race, and smoking status. [Color figure can be viewed in the online issue, which is available at www.laryngoscope.com.]
