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.
Clinical studies from service in wards 18, 19, 20 and 21, the Charity Hospital, from October 1, 1875, to April 1, 1876
Clinical studies from service in wards 18, 19, 20 and 21, the Charity Hospital, from October 1, 1875, to April 1, 1876