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Open-Access Journal
Opinion Review
Review
Minireviews
Basic Study
Case Control Study
Wei Lv, Mei-Rong Wang, Cheng-Zhen Zhang, Xue-Xu Sun, Zhen-Zhen Yan, Xiao-Min Hu, Tao-Tao Wang 
World J Clin Cases 9(34):10464-10471. Published online Dec 6, 2021. doi: 10.12998/wjcc.v9.i34.10464
Retrospective Cohort Study
Retrospective Study
Diogo Turiani Hourneaux Moura, Thomas R McCarty, Pichamol Jirapinyo, Igor Braga Ribeiro, Galileu Ferreira Ayala Farias, Antonio Coutinho Madruga-Neto, Marvin Ryou, Christopher C Thompson 
World J Clin Cases 9(34):10507-10517. Published online Dec 6, 2021. doi: 10.12998/wjcc.v9.i34.10507
Yan-En Lyu, Xiao-Fei Xu, Shuang Dai, Min Feng, Shao-Ping Shen, Guo-Zhen Zhang, Hong-Yan Ju, Yao Wang, Xiao-Bo Dong, Bin Xu 
World J Clin Cases 9(34):10518-10529. Published online Dec 6, 2021. doi: 10.12998/wjcc.v9.i34.10518
Observational Study
Prospective Study
Randomized Clinical Trial
Systematic Reviews
Meta-Analysis
Case Report
Harneet Kaur, Sujata Mohanty, Gulsheen Kaur Kochhar, Shahid Iqbal, Anjali Verma, Ritasha Bhasin, Anuraj Singh Kochhar 
World J Clin Cases 9(34):10671-10680. Published online Dec 6, 2021. doi: 10.12998/wjcc.v9.i34.10671
Li Zhang, Wei-Kang Guan, Hua-Ping Wu, Xiang Li, Kai-Ping Lv, Cun-Liang Zeng, Huan-Huan Song, Qian-Ling Ye 
World J Clin Cases 9(34):10689-10695. Published online Dec 6, 2021. doi: 10.12998/wjcc.v9.i34.10689
Ke-Xin Li, Yu-Ting Luo, Leng Zhou, Jia-Peng Huang, Peng Liang 
World J Clin Cases 9(34):10733-10737. Published online Dec 6, 2021. doi: 10.12998/wjcc.v9.i34.10733