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.
Letter from Donald W. Denny, University of Pittsburgh School of Medicine to C. Everett Koop
Letter from Donald W. Denny, University of Pittsburgh School of Medicine to C. Everett Koop
Contributor(s):
Denny, Donald W. University of Pittsburgh. School of Medicine Koop, Charles Everett, 1916-2013