Figure 1.
Schema, (a) COST trial; (b) Z0030 trial; COST trial, the Clinical Outcomes of Surgical Therapy trial; MCR, Mayo Clinic Rochester; CR, Cancer Registry
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.