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.
(a) The impression cytology of a patient in group 6 showing grade 0 metaplasia in the inferior-nasal conjunctiva before treatment. (b) The impression cytology of the same patient in group 6 showing grade 2 metaplasia in the inferior-nasal conjunctiva after using brimonidine-purite for 12 months.
