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.
Kaplan-Meier estimated specific survival in patients with osteosarcoma stratified by sex (a), race (b), site (c), decade of diagnosis (d), EOD (e), size (f), SES (g), surgery (h), radiotherapy (i), and chemotherapy (j). EOD = extent of disease, SES = socioeconomic status.
