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Topic Highlight
Filipa F Vale, Mónica Oleastro 
World J Gastroenterol 20(19):5594-5609. Published online May 21, 2014. doi: 10.3748/wjg.v20.i19.5594
Marcela Kopacova, Ilona Koupil, Bohumil Seifert, Miluska Skodova Fendrichova, Jana Spirkova, Viktor Vorisek, Stanislav Rejchrt, Tomas Douda, Ilja Tacheci, Jan Bures 
World J Gastroenterol 20(19):5625-5631. Published online May 21, 2014. doi: 10.3748/wjg.v20.i19.5625
Apolinaria García, María José Salas-Jara, Carolina Herrera, Carlos González 
World J Gastroenterol 20(19):5632-5638. Published online May 21, 2014. doi: 10.3748/wjg.v20.i19.5632
Quan-Jiang Dong, Li-Li Wang, Zi-Bing Tian, Xin-Jun Yu, Sheng-Jiao Jia, Shi-Ying Xuan 
World J Gastroenterol 20(19):5666-5671. Published online May 21, 2014. doi: 10.3748/wjg.v20.i19.5666
Elfriede Bollschweiler, Felix Berlth, Christoph Baltin, Stefan Mönig, Arnulf H Hölscher 
World J Gastroenterol 20(19):5672-5678. Published online May 21, 2014. doi: 10.3748/wjg.v20.i19.5672
Norio Mitsumori, Hiroshi Nimura, Naoto Takahashi, Masahiko Kawamura, Hiroaki Aoki, Atsuo Shida, Nobuo Omura, Katsuhiko Yanaga 
World J Gastroenterol 20(19):5685-5693. Published online May 21, 2014. doi: 10.3748/wjg.v20.i19.5685
Hideyuki Ishiguro, Masahiro Kimura, Hiromitsu Takeyama 
World J Gastroenterol 20(19):5694-5699. Published online May 21, 2014. doi: 10.3748/wjg.v20.i19.5694
Ignazio Grattagliano, Giuseppe Calamita, Tiziana Cocco, David Q-H Wang, Piero Portincasa 
World J Gastroenterol 20(19):5746-5759. Published online May 21, 2014. doi: 10.3748/wjg.v20.i19.5746
Naveen Kumar, Chandan Kumar Kedarisetty, Sachin Kumar, Vikas Khillan, Shiv Kumar Sarin 
World J Gastroenterol 20(19):5760-5772. Published online May 21, 2014. doi: 10.3748/wjg.v20.i19.5760
Review
Original Article
Hong Mu, Kai-Xuan Lin, Hong Zhao, Shu Xing, Cong Li, Fang Liu, Hai-Zhen Lu, Ze Zhang, Yu-Lin Sun, Xi-Yun Yan, Jian-Qiang Cai, Xiao-Hang Zhao 
World J Gastroenterol 20(19):5826-5838. Published online May 21, 2014. doi: 10.3748/wjg.v20.i19.5826
Wang-Kai Fang, Lian-Di Liao, Wei Gu, Bo Chen, Zhi-Yong Wu, Jian-Yi Wu, Jian Shen, Li-Yan Xu, En-Min Li 
World J Gastroenterol 20(19):5839-5848. Published online May 21, 2014. doi: 10.3748/wjg.v20.i19.5839
Yan Li, Xiang-Yong Liu, Ming-Ming Ma, Zhi-Jiang Qi, Xiao-Qiang Zhang, Zhi Li, Guo-Hong Cao, Jun Li, Wei-Wei Zhu, Xiao-Zhi Wang 
World J Gastroenterol 20(19):5849-5858. Published online May 21, 2014. doi: 10.3748/wjg.v20.i19.5849
Research Report
Evidence-Based Medicine
Milan Jirsa, Jiří Bronský, Lenka Dvořáková, Jan Šperl, Vít Šmajstrla, Jiří Horák, Jiří Nevoral, Martin Hřebíček 
World J Gastroenterol 20(19):5867-5874. Published online May 21, 2014. doi: 10.3748/wjg.v20.i19.5867
Clinical Trials Study
Retrospective Study
Pascal Frei, Benjamin Misselwitz, Meher K Prakash, Alain M Schoepfer, Bettina M Prinz Vavricka, Beat Müllhaupt, Michael Fried, Kuno Lehmann, Rudolf W Ammann, Stephan R Vavricka 
World J Gastroenterol 20(19):5881-5888. Published online May 21, 2014. doi: 10.3748/wjg.v20.i19.5881
Prospective Study
Meta-Analysis
Case Report
Hirohito Mori, Hideki Kobara, Takaaki Tsushimi, Shintaro Fujihara, Noriko Nishiyama, Tae Matsunaga, Maki Ayaki, Tatsuo Yachida, Tsutomu Masaki 
World J Gastroenterol 20(19):5918-5923. Published online May 21, 2014. doi: 10.3748/wjg.v20.i19.5918
Bin Li, Akram Assaf, Yun-Guo Gong, Lian-Zhong Feng, Xue-Yong Zheng, Chao-Neng Wu 
World J Gastroenterol 20(19):5924-5929. Published online May 21, 2014. doi: 10.3748/wjg.v20.i19.5924