Figure 1.
Flowchart of study population selection. ER=oestrogen receptor; Her2neu=human epidermal growth factor receptor 2; PR=progesterone receptor; TNBC=triple-negative breast cancers.
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.