Figure 1.
A, Kaplan‐Meier curves demonstrating earlier and more frequent withdrawals in the control group and (B) reasons for withdrawing.
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.