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.
Normal esophageal epithelia (A), low grade intraepithelial neoplasia (B), high grade intraepithelial neoplasia (C), well-differentiated (D), moderately-differentiated (E) and poorly-differentiated ESCC (F).
