Fig. 1.
Esophageal probe-based confocal microscopy images of (A) normal squamous epithelium, (B) Barrett's metaplasia without dysplasia, (C) high-grade dysplasia, and (D) adenocarcinoma.
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.