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 showing biochemical recurrence-free survival rates (progression PSA greater than 0.2 ng/ml) according to preoperative PSA strata in men with positive surgical margin
BCR-free survival – biochemical recurrence-free survival, PSA – prostate- specific antigen
