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Rodolfo Sacco, Marco Bertini, Pasquale Petruzzi, Michele Bertoni, Irene Bargellini, Giampaolo Bresci, Graziana Federici, Luigi Gambardella, Salvatore Metrangolo, Giuseppe Parisi, Antonio Romano, Antonio Scaramuzzino, Emanuele Tumino, Alessandro Silvestri, Emanuele Altomare, Claudio Vignali, Alfonso Capria 
World J Gastroenterol 15(15):1843-1848. Published online Apr 21, 2009. doi: 10.3748/wjg.15.1843
Jun Seok Lee, Sang Heum Kim, Dae Won Jun, Jee Hye Han, Eun Chul Jang, Ji Young Park, Byung Kwan Son, Seong Hwan Kim, Yoon Ju Jo, Young Sook Park, Yong Soo Kim 
World J Gastroenterol 15(15):1869-1875. Published online Apr 21, 2009. doi: 10.3748/wjg.15.1869
Hui Sun, Hong Tang, Shan Jiang, Li Zeng, En-Qiang Chen, Tao-You Zhou, You-Juan Wang 
World J Gastroenterol 15(15):1886-1891. Published online Apr 21, 2009. doi: 10.3748/wjg.15.1886
Case Report
Ioannis V Kalogeropoulos, Athanasios N Chalazonitis, Sofia Tsolaki, Fotios Laspas, Nikolaos Ptohis, Ioannis Neofytou, Dimitra Rontogianni 
World J Gastroenterol 15(15):1901-1903. Published online Apr 21, 2009. doi: 10.3748/wjg.15.1901
Zhao-Wei Qu, Qiang He, Ren Lang, Fei Pan, Zhong-Kui Jin, Qin-Song Sheng, Dong Zhang, Xiao-Sheng Zhang, Da-Zhi Chen 
World J Gastroenterol 15(15):1906-1909. Published online Apr 21, 2009. doi: 10.3748/wjg.15.1906
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