Figure 1.
Summary of Outpatient Clinical Interventions. (a). The pie chart shows the distribution of interventions in 6 different categories. (b). Number of interventions in each subcategory.
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.