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.
Figure 4 Photomicrograph of post ablation therapy biopsy specimen showing the presence of intestinal metaplasia underlying neosquamous epithelium (haematoxylin‐eosin with alcian blue at pH 2.5, 40×).