Figure 3.
Word clouds derived from 10-topic LDA using UMLS terms from the professional corpora. (A high-definition image is available in the electronic version of this article.)
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.