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Open-Access Journal
Editorial
Zi-Ru Wang, Guo-Xin Ni 
World J Clin Cases 9(17):4116-4122. Published online Jun 16, 2021. doi: 10.12998/wjcc.v9.i17.4116
Minireviews
Rodrigo Nascimento Pinheiro, Samantha Mucci, Renato Morato Zanatto, Olavo Magalhães Picanço Junior, Alexandre Ferreira Oliveira, Gaspar de Jesus Lopes Filho 
World J Clin Cases 9(17):4123-4132. Published online Jun 16, 2021. doi: 10.12998/wjcc.v9.i17.4123
Musaab Ahmed, Mohamed H Ahmed 
World J Clin Cases 9(17):4133-4142. Published online Jun 16, 2021. doi: 10.12998/wjcc.v9.i17.4133
Retrospective Study
Yu-Jie Huang, Zhi-Fei Cao, Jie Wang, Jian Yang, Yi-Jun Wei, Yu-Chen Tang, Yin-Xiang Cheng, Jian Zhou, Zi-Xiang Zhang 
World J Clin Cases 9(17):4143-4158. Published online Jun 16, 2021. doi: 10.12998/wjcc.v9.i17.4143
You-Wei Yue, Yi-Wen Chen, Li-Ping Deng, Han-Liang Zhu, Jian-Hua Feng 
World J Clin Cases 9(17):4159-4165. Published online Jun 16, 2021. doi: 10.12998/wjcc.v9.i17.4159
Observational Study
Saria Dbar, Olga Akhmadullina, Elena Sabelnikova, Nikolai Belostotskiy, Asfold Parfenov, Svetlana Bykova, Sergey Bakharev, Elena Baulo, Alexandra Babanova, Lilia Indeykina, Tatyana Kuzmina, Tatiana Kosacheva, Aleksey Spasenov, Alina Makarova 
World J Clin Cases 9(17):4178-4187. Published online Jun 16, 2021. doi: 10.12998/wjcc.v9.i17.4178
Ting Luo, Rong-Zhi Xie, Yan-Xia Huang, Xiao-Hua Gong, Hui-Ying Qin, Yi-Xiao Wu 
World J Clin Cases 9(17):4188-4198. Published online Jun 16, 2021. doi: 10.12998/wjcc.v9.i17.4188
Systematic Reviews
Shao Liu, Mi-Mi Tang, Jie Du, Zhi-Cheng Gong, Shu-Sen Sun 
World J Clin Cases 9(17):4199-4209. Published online Jun 16, 2021. doi: 10.12998/wjcc.v9.i17.4199
Meta-Analysis
Case Report
Xiao-Shuang Zhou, Yuan-Yue Lu, Yan-Fang Gao, Wen Shao, Jia Yao 
World J Clin Cases 9(17):4230-4237. Published online Jun 16, 2021. doi: 10.12998/wjcc.v9.i17.4230
Xiao-Qing Tian, Xiang Chen, Sheng-Liang Chen 
World J Clin Cases 9(17):4238-4243. Published online Jun 16, 2021. doi: 10.12998/wjcc.v9.i17.4238
Yong-Rui Zhang, Dong-Kai Ma, Bao-Shan Gao, Wei An, Kai-Min Guo 
World J Clin Cases 9(17):4244-4252. Published online Jun 16, 2021. doi: 10.12998/wjcc.v9.i17.4244
Qiong Chen, Yan-Ling Hu, Shao-Yu Su, Xi Huang, Ying-Xin Li 
World J Clin Cases 9(17):4253-4261. Published online Jun 16, 2021. doi: 10.12998/wjcc.v9.i17.4253
Tsung-Tai Lin, Hsian-He Hsu, Shih-Chun Lee, Yi-Jen Peng, Kai-Hsiung Ko 
World J Clin Cases 9(17):4262-4267. Published online Jun 16, 2021. doi: 10.12998/wjcc.v9.i17.4262
Meng Zhang, Ling Jin, Yan-Long Duan, Jing Yang, Shuang Huang, Mei Jin, Guang-Hua Zhu, Chao Gao, Yi Liu, Nan Zhang, Chun-Ju Zhou, Zi-Fen Gao, Qin-Long Zheng, Dong Chen, Yong-Hong Zhang 
World J Clin Cases 9(17):4268-4278. Published online Jun 16, 2021. doi: 10.12998/wjcc.v9.i17.4268
Ha Rim Ahn, Sang-Kyung Lee, Hyun Jo Youn, Seok-Kweon Yun, Il-Jae Lee 
World J Clin Cases 9(17):4279-4284. Published online Jun 16, 2021. doi: 10.12998/wjcc.v9.i17.4279
Guo-Jing Wu, Bo-Bo Li, Ren-Liang Zhu, Chao-Jie Yang, Wen-Yong Chen 
World J Clin Cases 9(17):4285-4293. Published online Jun 16, 2021. doi: 10.12998/wjcc.v9.i17.4285
Ni-Ni Dai, Rong Zhou, Yan-Ling Zhuo, Li Sun, Ming-Yue Xiao, Si-Jing Wu, Hai-Xu Yu, Qiu-Yu Li 
World J Clin Cases 9(17):4294-4302. Published online Jun 16, 2021. doi: 10.12998/wjcc.v9.i17.4294
Hyeon Seong Kim, Ji Won Jung, You Jin Jung, Young Suck Ro, Si-Bog Park, Kyu Hoon Lee 
World J Clin Cases 9(17):4303-4309. Published online Jun 16, 2021. doi: 10.12998/wjcc.v9.i17.4303
Xuan Mei, Hai-Cong Wu, Mei Ruan, Li-Rong Cai 
World J Clin Cases 9(17):4310-4317. Published online Jun 16, 2021. doi: 10.12998/wjcc.v9.i17.4310
Jie Li, Vidmi Taolam Martin, Zhi-Wen Su, Dong-Tai Li, Qi-Yi Zhai, Bo Yu 
World J Clin Cases 9(17):4318-4326. Published online Jun 16, 2021. doi: 10.12998/wjcc.v9.i17.4318
Li-Ping Gao, Gui-Xiang Kong, Xiang Wang, Hui-Min Ma, Fei-Fei Ding, Ting-Dong Li 
World J Clin Cases 9(17):4327-4335. Published online Jun 16, 2021. doi: 10.12998/wjcc.v9.i17.4327
Shu-Ming Xu, Juan Bai, Jin-Hua Cai 
World J Clin Cases 9(17):4336-4341. Published online Jun 16, 2021. doi: 10.12998/wjcc.v9.i17.4336
Jian Wan, Zi-Chao Zhang, Mu-Qing Yang, Xiao-Min Sun, Lu Yin, Chun-Qiu Chen 
World J Clin Cases 9(17):4342-4347. Published online Jun 16, 2021. doi: 10.12998/wjcc.v9.i17.4342
Hui Wang, Wen-Li Song, Wen-Juan Cai, Gang Feng, Ying-Xin Fu 
World J Clin Cases 9(17):4365-4372. Published online Jun 16, 2021. doi: 10.12998/wjcc.v9.i17.4365
Li-Cai Mo, Song-Zhe Piao, Hai-Hong Zheng, Tao Hong, Qin Feng, Mang Ke 
World J Clin Cases 9(17):4373-4380. Published online Jun 16, 2021. doi: 10.12998/wjcc.v9.i17.4373
Da-Wei Xu, Guang-Liang Li, Jiong-Han Zhang, Fei He 
World J Clin Cases 9(17):4381-4387. Published online Jun 16, 2021. doi: 10.12998/wjcc.v9.i17.4381
Hui-Rong Huang, Pei-Qiang Li, Yi-Xin Wan 
World J Clin Cases 9(17):4388-4394. Published online Jun 16, 2021. doi: 10.12998/wjcc.v9.i17.4388
Esther Cánovas, Eduardo Cazorla, Melanie Cristine Alonzo, Rebeca Jara, Leyre Álvarez, Duska Beric 
World J Clin Cases 9(17):4395-4399. Published online Jun 16, 2021. doi: 10.12998/wjcc.v9.i17.4395
Hao Bai, Zi-Rui Meng, Bin-Wu Ying, Xue-Rong Chen 
World J Clin Cases 9(17):4400-4407. Published online Jun 16, 2021. doi: 10.12998/wjcc.v9.i17.4400
Duan-Ming Li, Bao-Gan Peng 
World J Clin Cases 9(17):4408-4414. Published online Jun 16, 2021. doi: 10.12998/wjcc.v9.i17.4408
Jun Gyu Lee, Hyungsun Peo, Jang Hyuk Cho, Du Hwan Kim 
World J Clin Cases 9(17):4433-4440. Published online Jun 16, 2021. doi: 10.12998/wjcc.v9.i17.4433
Yoichi Tanaka, Gosuke Sato, Ryota Imai, Michihiro Osumi, Hayato Shigetoh, Ren Fujii, Shu Morioka 
World J Clin Cases 9(17):4441-4452. Published online Jun 16, 2021. doi: 10.12998/wjcc.v9.i17.4441
Koichi Kimura, Eisuke Adachi, Ayako Toyohara, Sachie Omori, Kaoru Ezaki, Ryo Ihara, Takahiro Higashi, Kippei Ohgaki, Shuhei Ito, Shin-ichiro Maehara, Toshihiko Nakamura, Fumiyoshi Fushimi, Yoshihiko Maehara 
World J Clin Cases 9(17):4453-4459. Published online Jun 16, 2021. doi: 10.12998/wjcc.v9.i17.4453
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