Systematic Reviews
Copyright ©The Author(s) 2022.
World J Clin Cases. May 16, 2022; 10(14): 4480-4493
Published online May 16, 2022. doi: 10.12998/wjcc.v10.i14.4480
Figure 1
Figure 1 The procedure of literature research and selection. CNKI: China National Knowledge Infrastructure; WanFang: Wan Fang Data; CQVIP: VIP Chinese Journal Database; SinoMed: Chinese Biomedical Literature Service System; HIV: Human immunodeficiency virus; HBV: Hepatitis B virus; HCV: Hepatitis C virus.