Skip to main page content
U.S. flag

An official website of the United States government

Dot gov

The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.

Https

The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

Access keys NCBI Homepage MyNCBI Homepage Main Content Main Navigation
Clinical Trial
. 1967 May;63(5):Suppl:1650-5.
doi: 10.1016/0002-9394(67)94159-1.

Long-term follow-up of the initial (1959-1960) trachoma vaccine field trial on Taiwan

R L Woolridge, J T Grayston, I H Chang, C Y Yang, K H Cheng
Clinical Trial

Long-term follow-up of the initial (1959-1960) trachoma vaccine field trial on Taiwan

R L Woolridge et al. Am J Ophthalmol. 1967 May.
No abstract available

PubMed Disclaimer

Publication types

LinkOut - more resources