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Yan-Shan Zhang, Xiao-Jun Li, Yi-He Zhang, Ting-Chao Hu, Wei-Zuo Chen, Xin Pan, Hong-Yu Chai, Xin Wang, Yu-Ling Yang 
World J Clin Cases 9(26):7833-7839. Published online Sep 16, 2021. doi: 10.12998/wjcc.v9.i26.7833
Letter to the Editor