Full text
PDFPage 1317
. 1983 Nov;36(11):1317. doi: 10.1136/jcp.36.11.1317
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.