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Open-Access Journal
Opinion Review
Review
Katerina G Oikonomou, Panagiotis Papamichalis, Tilemachos Zafeiridis, Maria Xanthoudaki, Evangelia Papapostolou, Asimina Valsamaki, Konstantinos Bouliaris, Michail Papamichalis, Marios Karvouniaris, Panagiotis J Vlachostergios, Apostolia-Lemonia Skoura, Apostolos Komnos 
World J Clin Cases 9(19):4918-4938. Published online Jul 6, 2021. doi: 10.12998/wjcc.v9.i19.4918
Minireviews
Xuan-Yin Zhao, Fang Zhang, Wei Pan, Yi-Fang Yang, Xiao-Ya Jiang 
World J Clin Cases 9(19):4959-4968. Published online Jul 6, 2021. doi: 10.12998/wjcc.v9.i19.4959
Feng Zhou, Jian Xia, Hai-Xia Yuan, Ying Sun, Ying Zhang 
World J Clin Cases 9(19):4980-4989. Published online Jul 6, 2021. doi: 10.12998/wjcc.v9.i19.4980
Zhang-Ren Chen, Jing Liu, Zhi-Guo Liao, Jian Zhou, Hong-Wei Peng, Fei Gong, Jin-Fang Hu, Ying Zhou 
World J Clin Cases 9(19):4990-4997. Published online Jul 6, 2021. doi: 10.12998/wjcc.v9.i19.4990
Ceylan Polat, Koray Ergunay 
World J Clin Cases 9(19):5007-5018. Published online Jul 6, 2021. doi: 10.12998/wjcc.v9.i19.5007
Basic Study
Ning Jiang, Wei-Quan Zhang, Hong Dong, Ying-Tao Hao, Li-Ming Zhang, Lei Shan, Xiao-Dong Yang, Chuan-Liang Peng 
World J Clin Cases 9(19):5019-5027. Published online Jul 6, 2021. doi: 10.12998/wjcc.v9.i19.5019
Case Control Study
Xi-Feng Wang, Ming Wang, Gang Li, Xue-Yu Xu, Wei Shen, Jing Liu, Shuang-Shuang Xiao, Jiang-Hong Zhou 
World J Clin Cases 9(19):5028-5036. Published online Jul 6, 2021. doi: 10.12998/wjcc.v9.i19.5028
Retrospective Study
Xiao-Lin Lin, Dong-Sheng Zhang, Zhi-Ye Ju, Xiu-Ming Li, Yao-Zhu Zhang 
World J Clin Cases 9(19):5037-5045. Published online Jul 6, 2021. doi: 10.12998/wjcc.v9.i19.5037
Ye-Yan Lei, Shuang Bai, Qing-Qing Chen, Xu-Jin Luo, Dong-Mei Li 
World J Clin Cases 9(19):5046-5053. Published online Jul 6, 2021. doi: 10.12998/wjcc.v9.i19.5046
Li-Li Wen, Xiao-Ming Zhou, Sheng-Yin Lv, Jiang Shao, Han-Dong Wang, Xin Zhang 
World J Clin Cases 9(19):5054-5063. Published online Jul 6, 2021. doi: 10.12998/wjcc.v9.i19.5054
Wei-Guang Chen, Bai-Chun Wang, Yong-Ri Jiang, Ye-Yang Wang, Yang Lou 
World J Clin Cases 9(19):5073-5081. Published online Jul 6, 2021. doi: 10.12998/wjcc.v9.i19.5073
Observational Study
Ting-Ting Wang, Bing Wen, Xiu-Nan Yu, Zhang-Ge Ji, Yi-Yong Sun, Ying Li, Shou-Lian Zhu, Yong-Liang Cao, Mei Wang, Xiang-Dong Jian, Tan Wang 
World J Clin Cases 9(19):5082-5091. Published online Jul 6, 2021. doi: 10.12998/wjcc.v9.i19.5082
Shi-Qin Pan, Yue-Mei Li, Xiao-Fang Li, Rui Xiong 
World J Clin Cases 9(19):5092-5101. Published online Jul 6, 2021. doi: 10.12998/wjcc.v9.i19.5092
Prospective Study
Haruka Hirono, Kazuhiko Watanabe, Katsuhiko Hasegawa, Masaki Kohno, Shuji Terai, Shogo Ohkoshi 
World J Clin Cases 9(19):5112-5125. Published online Jul 6, 2021. doi: 10.12998/wjcc.v9.i19.5112
Randomized Controlled Trial
Jing-Jing Zhang, Teng-Jiao Zhang, Zong-Yang Qu, Yong Qiu, Zhen Hua 
World J Clin Cases 9(19):5126-5134. Published online Jul 6, 2021. doi: 10.12998/wjcc.v9.i19.5126
Systematic Reviews
Jian-Bin Zhang, Jie Chen, Jin Zhou, Xu-Ming Wang, Shu Chen, Jian-Guo Chu, Peng Liu, Zhi-Dong Ye 
World J Clin Cases 9(19):5179-5190. Published online Jul 6, 2021. doi: 10.12998/wjcc.v9.i19.5179
Case Report
Ye-Jing Zhu, Xiang-Yu Ma, Yun-Liang Hao, Yun Guan 
World J Clin Cases 9(19):5191-5196. Published online Jul 6, 2021. doi: 10.12998/wjcc.v9.i19.5191
Si-Xie Ren, Pan-Pan Li, Hai-Peng Shi, Jun-Hui Chen, Zhen-Ping Deng, Xi-E Zhang 
World J Clin Cases 9(19):5197-5202. Published online Jul 6, 2021. doi: 10.12998/wjcc.v9.i19.5197
Quan-Yong Yi, Sang-Sang Wang, Qian Gui, Li-Shuang Chen, Wen-Die Li 
World J Clin Cases 9(19):5211-5216. Published online Jul 6, 2021. doi: 10.12998/wjcc.v9.i19.5211
Jia-Wen Yang, Yu Hua, Hua Xu, Liu He, Hai-Zhong Huo, Chen-Fang Zhu 
World J Clin Cases 9(19):5217-5225. Published online Jul 6, 2021. doi: 10.12998/wjcc.v9.i19.5217
Hua-Chong Ma, Hui Xiao, Hao Qu, Zhen-Jun Wang 
World J Clin Cases 9(19):5232-5237. Published online Jul 6, 2021. doi: 10.12998/wjcc.v9.i19.5232
Jun-Fang Wang, Li Ma, Xiao-Hui Gong, Cheng Cai, Jing-Jing Sun 
World J Clin Cases 9(19):5245-5251. Published online Jul 6, 2021. doi: 10.12998/wjcc.v9.i19.5245
Zi-Xuan Zhuang, Ming-Tian Wei, Xu-Yang Yang, Yang Zhang, Wen Zhuang, Zi-Qiang Wang 
World J Clin Cases 9(19):5252-5258. Published online Jul 6, 2021. doi: 10.12998/wjcc.v9.i19.5252
Xiao-Yun Yang, Kuang-I Fu, Yan-Ping Chen, Zhen-Wei Chen, Jing Ding 
World J Clin Cases 9(19):5259-5265. Published online Jul 6, 2021. doi: 10.12998/wjcc.v9.i19.5259
Yi-Feng Wu, Wan-Jun Yu, Yu-Hua Jiang, Yin Chen, Bo Zhang, Rui-Bing Zhen, Jun-Tao Zhang, Yi-Ping Wang, Qiang Li, Feng Xu, Yan-Jun Shi, Xian-Peng Li 
World J Clin Cases 9(19):5266-5269. Published online Jul 6, 2021. doi: 10.12998/wjcc.v9.i19.5266
Takumi Fujimura, Yohei Yamada, Tomoshige Umeyama, Yumi Kudo, Hiroki Kanamori, Teizaburo Mori, Takahiro Shimizu, Mototoshi Kato, Miho Kawaida, Naoki Hosoe, Yasushi Hasegawa, Kentaro Matsubara, Naoki Shimojima, Masahiro Shinoda, Hideaki Obara, Makoto Naganuma, Yuko Kitagawa, Ken Hoshino, Tatsuo Kuroda 
World J Clin Cases 9(19):5270-5279. Published online Jul 6, 2021. doi: 10.12998/wjcc.v9.i19.5270
You-Zhe Gong, Xue-Mei Zhong, Ji-Zhen Zou 
World J Clin Cases 9(19):5280-5286. Published online Jul 6, 2021. doi: 10.12998/wjcc.v9.i19.5280
Zhao-Sheng Li, Jia-Jia Fang, Xiao-Hui Xiang, Guo-Hua Zhao 
World J Clin Cases 9(19):5287-5293. Published online Jul 6, 2021. doi: 10.12998/wjcc.v9.i19.5287
Xi-Xi Zheng, Kun-Peng Wang, Chao-Mei Xiang, Chong Jin, Peng-Fei Zhu, Teng Jiang, Shi-Hui Li, Yong-Zhi Lin 
World J Clin Cases 9(19):5294-5301. Published online Jul 6, 2021. doi: 10.12998/wjcc.v9.i19.5294
Jun-Yu Li, Shuo-Zi Liu, Dan-Feng Zheng, Ying-Shuang Zhang, Miao Yu 
World J Clin Cases 9(19):5302-5312. Published online Jul 6, 2021. doi: 10.12998/wjcc.v9.i19.5302
Cong-Ying Xue, Hui Dong, Hui-Xia Yang, Yu-Wu Jiang, Ling Yin 
World J Clin Cases 9(19):5319-5324. Published online Jul 6, 2021. doi: 10.12998/wjcc.v9.i19.5319
Hao Xu, Xin Li, Ke-Xiang Zhu, Wen-Ce Zhou 
World J Clin Cases 9(19):5332-5338. Published online Jul 6, 2021. doi: 10.12998/wjcc.v9.i19.5332
Gao-Chen Bai, Yue Mi, Yi Song, Jin-Rui Hao, Zhi-Song He, Jie Jin 
World J Clin Cases 9(19):5339-5344. Published online Jul 6, 2021. doi: 10.12998/wjcc.v9.i19.5339
Guo-Hua Ni, Hua Jiang, Li Men, Yuan-Yuan Wei, Dila A, Xiang Ma 
World J Clin Cases 9(19):5345-5351. Published online Jul 6, 2021. doi: 10.12998/wjcc.v9.i19.5345
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