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Topic Highlight
Lydia Giannitrapani, Maurizio Soresi, Daniele Balasus, Anna Licata, Giuseppe Montalto 
World J Gastroenterol 19(16):2449-2455. Published online Apr 28, 2013. doi: 10.3748/wjg.v19.i16.2449
Original Article
Nuttanan Hongsrichan, Rucksak Rucksaken, Yaovalux Chamgramol, Porntip Pinlaor, Anchalee Techasen, Puangrat Yongvanit, Narong Khuntikeo, Chawalit Pairojkul, Somchai Pinlaor 
World J Gastroenterol 19(16):2456-2465. Published online Apr 28, 2013. doi: 10.3748/wjg.v19.i16.2456
Chern-Horng Lee, Sen-Yung Hsieh, Ja-Liang Lin, Maw-Sen Liu, Tzung-Hai Yen 
World J Gastroenterol 19(16):2466-2472. Published online Apr 28, 2013. doi: 10.3748/wjg.v19.i16.2466
Xiao-Hua Ye, Tan-Zhou Chen, Jia-Ping Huai, Guang-Rong Lu, Xiao-Ju Zhuge, Ren-Pin Chen, Wu-Jie Chen, Chen Wang, Zhi-Ming Huang 
World J Gastroenterol 19(16):2492-2500. Published online Apr 28, 2013. doi: 10.3748/wjg.v19.i16.2492
Brief Article
Victor Torres, Nicholas Martinez, Gabriel Lee, Jose Almeda, Glenn Gross, Sandeep Patel, Laura Rosenkranz 
World J Gastroenterol 19(16):2501-2506. Published online Apr 28, 2013. doi: 10.3748/wjg.v19.i16.2501
Daniel DiGiacomo, Antonella Santonicola, Fabiana Zingone, Edoardo Troncone, Maria Cristina Caria, Patrizia Borgheresi, Gianpaolo Parrilli, Carolina Ciacci 
World J Gastroenterol 19(16):2507-2513. Published online Apr 28, 2013. doi: 10.3748/wjg.v19.i16.2507
Nora B Zschau, Jane M Andrews, Richard H Holloway, Mark N Schoeman, Kylie Lange, William CE Tam, Gerald J Holtmann 
World J Gastroenterol 19(16):2514-2520. Published online Apr 28, 2013. doi: 10.3748/wjg.v19.i16.2514
Matan J Cohen, Allan I Bloom, Orly Barak, Alexander Klimov, Tova Nesher, Daniel Shouval, Izhar Levi, Oren Shibolet 
World J Gastroenterol 19(16):2521-2528. Published online Apr 28, 2013. doi: 10.3748/wjg.v19.i16.2521
Eman Mahmoud Fathy Barakat, Lamia Mohamed El Wakeel, Radwa Samir Hagag 
World J Gastroenterol 19(16):2529-2536. Published online Apr 28, 2013. doi: 10.3748/wjg.v19.i16.2529
Naoto Egawa, Yingsong Lin, Taku Tabata, Sawako Kuruma, Seiichi Hara, Ken Kubota, Terumi Kamisawa 
World J Gastroenterol 19(16):2537-2542. Published online Apr 28, 2013. doi: 10.3748/wjg.v19.i16.2537
Sang Jung Park, Jin Dong Kim, Yeon Seok Seo, Beom Jin Park, Min Ju Kim, Soon Ho Um, Chang Ha Kim, Hyung Joon Yim, Soon Koo Baik, Jin Yong Jung, Bora Keum, Yoon Tae Jeen, Hong Sik Lee, Hoon Jai Chun, Chang Duck Kim, Ho Sang Ryu 
World J Gastroenterol 19(16):2543-2549. Published online Apr 28, 2013. doi: 10.3748/wjg.v19.i16.2543
Hai-Yan Dong, Yu-Long Wang, Jie Li, Qiu-Ping Pang, Guo-Dong Li, Xin-Yong Jia 
World J Gastroenterol 19(16):2550-2554. Published online Apr 28, 2013. doi: 10.3748/wjg.v19.i16.2550
Meta-Analysis
Jeong Soo Ahn, Chun-Sick Eom, Christie Y Jeon, Sang Min Park 
World J Gastroenterol 19(16):2560-2568. Published online Apr 28, 2013. doi: 10.3748/wjg.v19.i16.2560
Case Report
Yosuke Tsuruga, Hirofumi Kamachi, Kenji Wakayama, Tatsuhiko Kakisaka, Hideki Yokoo, Toshiya Kamiyama, Akinobu Taketomi 
World J Gastroenterol 19(16):2569-2573. Published online Apr 28, 2013. doi: 10.3748/wjg.v19.i16.2569
Hong-Liang Wang, Hai-Tao Liu, Qi Chen, Yang Gao, Kai-Jiang Yu 
World J Gastroenterol 19(16):2574-2577. Published online Apr 28, 2013. doi: 10.3748/wjg.v19.i16.2574
Wei Pan, Hai-Jie Hong, Yan-Ling Chen, Sheng-Hua Han, Chang-Yue Zheng 
World J Gastroenterol 19(16):2578-2582. Published online Apr 28, 2013. doi: 10.3748/wjg.v19.i16.2578
Letters To The Editor