Figure 3.
(A) World map based on the total publications of different countries/regions. (B) Network map of co-authorship between countries/regions related to acupuncture treatment on headache.
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.