Figure 1.
First site of relapse. Progression occurring at different organ sites within 30 days was considered as simultaneous progression. Th, thorax; Br, brain; Oth, other; Dead/No loc PD, death with no local progressive disease.
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.