BPG is committed to discovery and dissemination of knowledge
Open-Access Journal
Review
Minireviews
Case Control Study
Retrospective Cohort Study
Retrospective Study
Observational Study
Prospective Study
Randomized Controlled Trial
Systematic Reviews
Meta-Analysis
Case Report
Xue Du, Yang Gao, Kai Kang, Yang Chong, Mei-Ling Zhang, Wei Yang, Chang-Song Wang, Xiang-Lin Meng, Dong-Sheng Fei, Qing-Qing Dai, Ming-Yan Zhao 
World J Clin Cases 9(21):5955-5962. Published online Jul 26, 2021. doi: 10.12998/wjcc.v9.i21.5955