Figure 1.
CONSORT flow diagram of the study shows the flow diagram of the study, including enrolment, randomization, intervention allocation, follow-up, and data analysis of the three groups.
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.