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Topic Highlight
Romilda Cardin, Marika Piciocchi, Marina Bortolami, Andromachi Kotsafti, Luisa Barzon, Enrico Lavezzo, Alessandro Sinigaglia, Kryssia Isabel Rodriguez-Castro, Massimo Rugge, Fabio Farinati 
World J Gastroenterol 20(12):3078-3086. Published online Mar 28, 2014. doi: 10.3748/wjg.v20.i12.3078
Luise Aamann, Else Marie Vestergaard, Henning Grønbæk 
World J Gastroenterol 20(12):3223-3230. Published online Mar 28, 2014. doi: 10.3748/wjg.v20.i12.3223
Takahiro Nakazawa, Itaru Naitoh, Kazuki Hayashi, Hitoshi Sano, Katsuyuki Miyabe, Shuya Shimizu, Takashi Joh 
World J Gastroenterol 20(12):3245-3254. Published online Mar 28, 2014. doi: 10.3748/wjg.v20.i12.3245
Review
Masahiro Tsujiura, Daisuke Ichikawa, Hirotaka Konishi, Shuhei Komatsu, Atsushi Shiozaki, Eigo Otsuji 
World J Gastroenterol 20(12):3265-3286. Published online Mar 28, 2014. doi: 10.3748/wjg.v20.i12.3265
Original Article
Brief Article
Sinan Hatipoglu, Huseyin Yildiz, Ertan Bulbuloglu, Ismail Coskuner, Ergul Belge Kurutas, Filiz Hatipoglu, Harun Ciralik, Mehmet Sait Berhuni 
World J Gastroenterol 20(12):3320-3326. Published online Mar 28, 2014. doi: 10.3748/wjg.v20.i12.3320
Ana Teresa P Carvalho, Barbara C Esberard, Renata S B Fróes, Davy C M Rapozo, Ana B Grinman, Tatiana A Simão, Juliana C V C Santos, Antonio José V Carneiro, Luis Felipe Ribeiro-Pinto, Heitor S P de Souza 
World J Gastroenterol 20(12):3327-3334. Published online Mar 28, 2014. doi: 10.3748/wjg.v20.i12.3327
Masayuki Ishii, Toru Mizuguchi, Masaki Kawamoto, Makoto Meguro, Shigenori Ota, Toshihiko Nishidate, Kenji Okita, Yasutohsi Kimura, Thomas T Hui, Koichi Hirata 
World J Gastroenterol 20(12):3335-3342. Published online Mar 28, 2014. doi: 10.3748/wjg.v20.i12.3335
Jeng-Yih Wu, Sophie S W Wang, Yi-Chern Lee, Yoshio Yamaoka, David Y Graham, Chang-Ming Jan, Wen-Ming Wang, Deng-Chyang Wu 
World J Gastroenterol 20(12):3343-3349. Published online Mar 28, 2014. doi: 10.3748/wjg.v20.i12.3343
Long Cui, Zhi Xu, Xiao-Feng Ling, Li-Xin Wang, Chun-Sheng Hou, Gang Wang, Xiao-Si Zhou 
World J Gastroenterol 20(12):3350-3355. Published online Mar 28, 2014. doi: 10.3748/wjg.v20.i12.3350
Wei Deng, Qi-Wei Wang, Xiao-Tian Zhang, Ming Lu, Jie Li, Yan Li, Ji-Fang Gong, Jun Zhou, Zhi-Hao Lu, Lin Shen 
World J Gastroenterol 20(12):3356-3363. Published online Mar 28, 2014. doi: 10.3748/wjg.v20.i12.3356
Case Control Study
Case Report
Takehisa Matsumoto, Masatomo Kawakubo, Taiji Akamatsu, Naohiko Koide, Naoko Ogiwara, Seiko Kubota, Mitsutoshi Sugano, Yoshiyuki Kawakami, Tsutomu Katsuyama, Hiroyoshi Ota 
World J Gastroenterol 20(12):3376-3382. Published online Mar 28, 2014. doi: 10.3748/wjg.v20.i12.3376
Guo-Dong Shan, Zong-Pin Chen, Yong-Sheng Xu, Xiao-Qin Liu, Yuan Gao, Feng-Ling Hu, Ying Fang, Cheng-Fu Xu, Guo-Qiang Xu 
World J Gastroenterol 20(12):3388-3390. Published online Mar 28, 2014. doi: 10.3748/wjg.v20.i12.3388