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Open-Access Journal
Review
Basic Study
Case Control Study
Yosuke Sasaki, Fumiya Komatsu, Naoyasu Kashima, Takahiro Sato, Ikutaka Takemoto, Sho Kijima, Tadashi Maeda, Takamasa Ishii, Taito Miyazaki, Yoshiko Honda, Nagato Shimada, Yoshihisa Urita 
World J Clin Cases 7(12):1393-1402. Published online Jun 26, 2019. doi: 10.12998/wjcc.v7.i12.1393
Retrospective Study
Observational Study
Systematic Reviews
Christos Koutserimpas, Stylianos G Zervakis, Sofia Maraki, Kalliopi Alpantaki, Argyrios Ioannidis, Diamantis P Kofteridis, George Samonis 
World J Clin Cases 7(12):1430-1443. Published online Jun 26, 2019. doi: 10.12998/wjcc.v7.i12.1430
Meta-Analysis
Case Report
Luca Morelli, Niccolò Furbetta, Desirée Gianardi, Matteo Palmeri, Gregorio Di Franco, Matteo Bianchini, Gianni Stefanini, Simone Guadagni, Giulio Di Candio 
World J Clin Cases 7(12):1461-1466. Published online Jun 26, 2019. doi: 10.12998/wjcc.v7.i12.1461
Wojciech Figiel, Marcin Morawski, Michał Grąt, Oskar Kornasiewicz, Grzegorz Niewiński, Joanna Raszeja-Wyszomirska, Maciej Krasnodębski, Arkadiusz Kowalczyk, Wacław Hołówko, Waldemar Patkowski, Krzysztof Zieniewicz 
World J Clin Cases 7(12):1467-1474. Published online Jun 26, 2019. doi: 10.12998/wjcc.v7.i12.1467
Snezana Vujosevic, Sanja Medenica, Vesko Vujicic, Milena Dapcevic, Nikola Bakic, Ruhua Yang, Jun Liu, Pramod K Mistry 
World J Clin Cases 7(12):1475-1482. Published online Jun 26, 2019. doi: 10.12998/wjcc.v7.i12.1475
Seiju Kobayashi, Kumiko Utsumi, Masaru Tateno, Tomo Iwamoto, Tomonori Murayama, Hitoshi Sohma, Wataru Ukai, Eri Hashimoto, Chiaki Kawanishi 
World J Clin Cases 7(12):1483-1491. Published online Jun 26, 2019. doi: 10.12998/wjcc.v7.i12.1483