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Open-Access Journal
Editorial
Árpád V Patai, Béla Molnár, Zsolt Tulassay, Ferenc Sipos 
World J Gastroenterol 19(5):607-615. Published online Feb 7, 2013. doi: 10.3748/wjg.v19.i5.607
Review
Field Of Vision
Topic Highlight
Marta Herreros-Villanueva, Elizabeth Hijona, Jesus Maria Bañales, Angel Cosme, Luis Bujanda 
World J Gastroenterol 19(5):638-647. Published online Feb 7, 2013. doi: 10.3748/wjg.v19.i5.638
Guidelines For Clinical Practice
Minireviews
Grigoriy E Gurvits, Amy Tan 
World J Gastroenterol 19(5):665-672. Published online Feb 7, 2013. doi: 10.3748/wjg.v19.i5.665
Original Article
Peter G Arthur, Xian-Wa Niu, Wen-Hua Huang, Bastiaan DeBoer, Ching Tat Lai, Enrico Rossi, John Joseph, Gary P Jeffrey 
World J Gastroenterol 19(5):673-681. Published online Feb 7, 2013. doi: 10.3748/wjg.v19.i5.673
Jian-Jun Yang, Fan Feng, Liu Hong, Li Sun, Meng-Bin Li, Ran Zhuang, Feng Pan, Ying-Mei Wang, Wei-Zhong Wang, Guo-Sheng Wu, Hong-Wei Zhang 
World J Gastroenterol 19(5):682-691. Published online Feb 7, 2013. doi: 10.3748/wjg.v19.i5.682
Meng-Lang Yuan, Zheng Yang, Yu-Cheng Li, Lan-Lan Shi, Jia-Ling Guo, Yu-Qin Huang, Xia Kang, Jing-Jing Cheng, Yang Chen, Ting Yu, De-Qi Cao, Huan Pang, Xiao Zhang 
World J Gastroenterol 19(5):692-705. Published online Feb 7, 2013. doi: 10.3748/wjg.v19.i5.692
Brief Article
Andreas Weber, Jochen Schneider, Bruno Neu, Alexander Meining, Peter Born, Stefan von Delius, Monther Bajbouj, Roland M Schmid, Hana Algül, Christian Prinz 
World J Gastroenterol 19(5):715-720. Published online Feb 7, 2013. doi: 10.3748/wjg.v19.i5.715
Masahiro Tajika, Yasumasa Niwa, Vikram Bhatia, Shinya Kondo, Tsutomu Tanaka, Nobumasa Mizuno, Kazuo Hara, Susumu Hijioka, Hiroshi Imaoka, Koji Komori, Kenji Yamao 
World J Gastroenterol 19(5):727-735. Published online Feb 7, 2013. doi: 10.3748/wjg.v19.i5.727
Hai-Mei Zhao, Xiao-Ying Huang, Zhi-Qin Zuo, Qi-Hong Pan, Mei-Ying Ao, Feng Zhou, Hong-Ning Liu, Zhi-Yong Liu, Duan-Yong Liu 
World J Gastroenterol 19(5):742-749. Published online Feb 7, 2013. doi: 10.3748/wjg.v19.i5.742
Meta-Analysis
Case Report
Sébastien Richard, Gioia Mione, Julien Perrin, Marie Toussaint-Hacquard, Jean-Christophe Lacour, Xavier Ducrocq 
World J Gastroenterol 19(5):773-775. Published online Feb 7, 2013. doi: 10.3748/wjg.v19.i5.773
Letters To The Editor
Sanjeev Kumar Sharma, Anil Handoo, Dharma Choudhary, Gaurav Dhamija, Nitin Gupta 
World J Gastroenterol 19(5):784-785. Published online Feb 7, 2013. doi: 10.3748/wjg.v19.i5.784