Global trends and performances of acupuncture research

▶ Acupuncture research overview in the Science Citation Index-Expended. ▶ The most published institutions and countries for acupuncture research around the world. ▶ Pain control has been the most prevalent direction of acupuncture studies. ▶ Brain imaging is attracting the most recent attention. ▶ The importance of control group in clinical trial for acupuncture treatment.