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.
Comparison of protective apron designs. Left panel: pre-1960 design (photo from catalog, X-Ray Supplies and Accessories, Picker X-Ray Corp., New York City, NY, circa 1940). Right panel: present day design, characteristic of post-1960 styles (photo courtesy of Techno-Aide, Inc., Nashville, TN).
