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Open-Access Journal
Review
Marilena Durazzo, Paola Belci, Alessandro Collo, Vanessa Prandi, Erika Pistone, Maria Martorana, Roberto Gambino, Simona Bo 
World J Gastroenterol 20(9):2127-2135. Published online Mar 7, 2014. doi: 10.3748/wjg.v20.i9.2127
Topic Highlight
Original Article
Brief Article
Bashar M Attar, Christopher M Moore, Magdalena George, Nicolae Ion-Nedelcu, Rafael Turbay, Annamma Zachariah, Guiliano Ramadori, Jawed Fareed, David H Van Thiel 
World J Gastroenterol 20(9):2374-2382. Published online Mar 7, 2014. doi: 10.3748/wjg.v20.i9.2374
Su-Jun Zheng, Shuang Liu, Mei Liu, Malcolm A McCrae, Jun-Feng Li, Yuan-Ping Han, Chun-Hui Xu, Feng Ren, Yu Chen, Zhong-Ping Duan 
World J Gastroenterol 20(9):2403-2411. Published online Mar 7, 2014. doi: 10.3748/wjg.v20.i9.2403
Meta-Analysis
Case Report
Chia-Ying Yu, Liang-Che Chang, Li-Wei Chen, Tsung-Shih Lee, Rong-Nan Chien, Ming-Fang Hsieh, Kun-Chun Chiang 
World J Gastroenterol 20(9):2420-2425. Published online Mar 7, 2014. doi: 10.3748/wjg.v20.i9.2420