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 curve for the study population for combined tumour vessel invasion and microvessel density as assessed by CD34. The five year overall survival rate was 77.3% for no positive factor, 43.2% for one positive factor, and 0% for two positive factors.
