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.
White poster with a woman in mid-air who has slipped on ice. She is wearing ear muffs, mittens, a scarf, and a winter coat, and the purse she is carrying has opened and the contents are flying through the air.
Copyright:
The National Library of Medicine believes this item to be in the public domain. (More information)