Figure 1. Study Identification Flow Diagram.
Of 231 searches for “CHD2,” 16 full-text articles featuring patients aged 18 years or older were identified.
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.