Adverse Events of Auricular Therapy: A Systematic Review

Figure 1

Flow chart of study selection. CENTRAL: Cochrane Central Register of Controlled Trials, CINAHL: Cumulative Index to Nursing and Allied Health Literature; AMED: Allied and Complementary Medicine, SD: Science Direct, FMJS: Foreign Medical Journal Service, CNKI: China National Knowledge Infrastructure, VIP: Chinese Scientific Journal Database, and CBM: Chinese Biomedical Literature Database.