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Topic Highlight
Luigi E Adinolfi, Rosa Zampino, Luciano Restivo, Amedeo Lonardo, Barbara Guerrera, Aldo Marrone, Fabio Nascimbeni, Anna Florio, Paola Loria 
World J Gastroenterol 20(13):3410-3417. Published online Apr 7, 2014. doi: 10.3748/wjg.v20.i13.3410
Juan Ramón Larrubia, Elia Moreno-Cubero, Megha Uttam Lokhande, Silvia García-Garzón, Alicia Lázaro, Joaquín Miquel, Cristian Perna, Eduardo Sanz-de-Villalobos 
World J Gastroenterol 20(13):3418-3430. Published online Apr 7, 2014. doi: 10.3748/wjg.v20.i13.3418
Verónica Saludes, Victoria González, Ramon Planas, Lurdes Matas, Vicente Ausina, Elisa Martró 
World J Gastroenterol 20(13):3431-3442. Published online Apr 7, 2014. doi: 10.3748/wjg.v20.i13.3431
Nora A Fierro, Karina Gonzalez-Aldaco, Rafael Torres-Valadez, Erika Martinez-Lopez, Sonia Roman, Arturo Panduro 
World J Gastroenterol 20(13):3443-3456. Published online Apr 7, 2014. doi: 10.3748/wjg.v20.i13.3443
Andres J Yarur, Maria T Abreu, Amar R Deshpande, David H Kerman, Daniel A Sussman 
World J Gastroenterol 20(13):3475-3484. Published online Apr 7, 2014. doi: 10.3748/wjg.v20.i13.3475
Giovanni Maconi, Federica Furfaro, Roberta Sciurti, Cristina Bezzio, Sandro Ardizzone, Roberto de Franchis 
World J Gastroenterol 20(13):3507-3515. Published online Apr 7, 2014. doi: 10.3748/wjg.v20.i13.3507
Stefano Sansone, Maria Guarino, Fabiana Castiglione, Antonio Rispo, Francesco Auriemma, Ilaria Loperto, Matilde Rea, Nicola Caporaso, Filomena Morisco 
World J Gastroenterol 20(13):3516-3524. Published online Apr 7, 2014. doi: 10.3748/wjg.v20.i13.3516
Gabriele Stocco, Marco Pelin, Raffaella Franca, Sara De Iudicibus, Eva Cuzzoni, Diego Favretto, Stefano Martelossi, Alessandro Ventura, Giuliana Decorti 
World J Gastroenterol 20(13):3534-3541. Published online Apr 7, 2014. doi: 10.3748/wjg.v20.i13.3534
Review
Minireviews
Original Article
Mio Kobayashi, Yuko Kakuda, Kenichi Harada, Yasunori Sato, Motoko Sasaki, Hiroko Ikeda, Mitsuhiro Terada, Munenori Mukai, Shuichi Kaneko, Yasuni Nakanuma 
World J Gastroenterol 20(13):3597-3608. Published online Apr 7, 2014. doi: 10.3748/wjg.v20.i13.3597
Research Report
Diamantis Thomas, Maria Gazouli, Theodoros Karantanos, Stella Rigoglou, Georgios Karamanolis, Konstantinos Bramis, George Zografos, George E Theodoropoulos 
World J Gastroenterol 20(13):3609-3614. Published online Apr 7, 2014. doi: 10.3748/wjg.v20.i13.3609
Taiki Kudo, Hiroshi Kawakami, Masaki Kuwatani, Kazunori Eto, Shuhei Kawahata, Yoko Abe, Manabu Onodera, Nobuyuki Ehira, Hiroaki Yamato, Shin Haba, Kazumichi Kawakubo, Naoya Sakamoto 
World J Gastroenterol 20(13):3620-3627. Published online Apr 7, 2014. doi: 10.3748/wjg.v20.i13.3620
Yi-Bin Xie, Hao Liu, Liang Cui, Gu-Sheng Xing, Lin Yang, Yue-Min Sun, Xiao-Feng Bai, Dong-Bing Zhao, Cheng-Feng Wang, Yan-Tao Tian 
World J Gastroenterol 20(13):3628-3634. Published online Apr 7, 2014. doi: 10.3748/wjg.v20.i13.3628
Mei Zhang, Ying-Zhi Zhou, Xiao-Ying Li, Zhe Tang, Hong-Ming Zhu, Yan Yang, Jagadish K Chhetri 
World J Gastroenterol 20(13):3635-3639. Published online Apr 7, 2014. doi: 10.3748/wjg.v20.i13.3635
Xu-Guang Jiao, Jing-Yu Deng, Ru-Peng Zhang, Liang-Liang Wu, Li Wang, Hong-Gen Liu, Xi-Shan Hao, Han Liang 
World J Gastroenterol 20(13):3640-3648. Published online Apr 7, 2014. doi: 10.3748/wjg.v20.i13.3640
Evidence-Based Medicine
Retrospective Study
Meta-Analysis
Case Report
Farshid Ejtehadi, Nikolaos A Chatzizacharias, Rebecca J Brais, Nigel R Hall, Edmund M Godfrey, Emmanuel Huguet, Raaj K Praseedom, Asif Jah 
World J Gastroenterol 20(13):3693-3697. Published online Apr 7, 2014. doi: 10.3748/wjg.v20.i13.3693
Sang Ok Lee, Sae Hee Kim, Sung Hee Jung, Chan Woong Park, Min Ji Lee, Jin A Lee, Hyun Cheol Koo, Anna Kim, Hyun-Young Han, Dong-Wook Kang 
World J Gastroenterol 20(13):3698-3702. Published online Apr 7, 2014. doi: 10.3748/wjg.v20.i13.3698
Hao Ding, Xiao-Chang Liu, Qiao Mei, Jian-Ming Xu, Xiang-Yang Hu, Jing Hu 
World J Gastroenterol 20(13):3716-3718. Published online Apr 7, 2014. doi: 10.3748/wjg.v20.i13.3716