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.
Screen shots of the user interface: (A) the homepage, (B) the About Us page, (C) signup page, (D) log in page; (E,F) search function. Users will be able to query data by keyword, data category or collaborator (contributing entity). User level privileges are shown in Table S6.
