An official website of the United States government
Here's how you know
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.
Cumulative proportions of patients completing successive treatment steps of total therapy 1 (TT1) and total therapy 2 (TT2). Abbreviations: Tx1 (1st transplant), Tx2 (2nd transplant).