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Open-Access Journal
Editorial
Giacomo Puppa, Graeme Poston, Per Jess, Guy F Nash, Kenneth Coenegrachts, Axel Stang 
World J Gastroenterol 19(8):1152-1157. Published online Feb 28, 2013. doi: 10.3748/wjg.v19.i8.1152
Topic Highlight
Metin Basaranoglu, Gökcen Basaranoglu, Hakan Sentürk 
World J Gastroenterol 19(8):1158-1165. Published online Feb 28, 2013. doi: 10.3748/wjg.v19.i8.1158
Metin Basaranoglu, Gokcen Basaranoglu, Tevfik Sabuncu, Hakan Sentürk 
World J Gastroenterol 19(8):1166-1172. Published online Feb 28, 2013. doi: 10.3748/wjg.v19.i8.1166
Review
Danielle Queiroz Calcagno, Carolina Oliveira Gigek, Elizabeth Suchi Chen, Rommel Rodriguez Burbano, Marília de Arruda Cardoso Smith 
World J Gastroenterol 19(8):1182-1192. Published online Feb 28, 2013. doi: 10.3748/wjg.v19.i8.1182
Minireviews
Original Article
Dong Chuan Zuo, Seok Choi, Pawan Kumar Shahi, Man Yoo Kim, Chan Guk Park, Young Dae Kim, Jun Lee, In Yeoup Chang, Insuk So, Jae Yeoul Jun 
World J Gastroenterol 19(8):1210-1218. Published online Feb 28, 2013. doi: 10.3748/wjg.v19.i8.1210
Sombat Treeprasertsuk, Einar Björnsson, Felicity Enders, Sompongse Suwanwalaikorn, Keith D Lindor 
World J Gastroenterol 19(8):1219-1229. Published online Feb 28, 2013. doi: 10.3748/wjg.v19.i8.1219
Chun-Hui Wei, Li-Xiu Wei, Ming-Yu Lai, Jia-Zhuang Chen, Xi-Jing Mo 
World J Gastroenterol 19(8):1239-1246. Published online Feb 28, 2013. doi: 10.3748/wjg.v19.i8.1239
Brief Article
Alexandra Modiri, Kian Makipour, Javier Gomez, Frank Friedenberg 
World J Gastroenterol 19(8):1247-1255. Published online Feb 28, 2013. doi: 10.3748/wjg.v19.i8.1247
Maria Antonietta Mazzei, Susanna Guerrini, Nevada Cioffi Squitieri, Giusi Imbriaco, Raffaele Chieca, Serenella Civitelli, Vinno Savelli, Francesco Giuseppe Mazzei, Luca Volterrani 
World J Gastroenterol 19(8):1256-1263. Published online Feb 28, 2013. doi: 10.3748/wjg.v19.i8.1256
Eva Niv, Baruch Ovadia, Yulia Ron, Ervin Santo, Elisabeth Mahajna, Zamir Halpern, Zvi Fireman 
World J Gastroenterol 19(8):1264-1270. Published online Feb 28, 2013. doi: 10.3748/wjg.v19.i8.1264
Ahmed Abouelkhair Badawy, Tarik Ibrahim Zaher, Samar Mahmoud Sharaf, Mohamed Hassan Emara, Noha Elsaid Shaheen, Talaat Fathy Aly 
World J Gastroenterol 19(8):1271-1277. Published online Feb 28, 2013. doi: 10.3748/wjg.v19.i8.1271
Toru Ishikawa, Tomoyuki Kubota, Ryoko Horigome, Naruhiro Kimura, Hiroki Honda, Akito Iwanaga, Keiichi Seki, Terasu Honma, Toshiaki Yoshida 
World J Gastroenterol 19(8):1278-1282. Published online Feb 28, 2013. doi: 10.3748/wjg.v19.i8.1278
Ya-Jie Zhang, Yi Han, Mou-Bin Lin, Yong-Gang He, Hao-Bo Zhang, Lu Yin, Liang Huang 
World J Gastroenterol 19(8):1299-1305. Published online Feb 28, 2013. doi: 10.3748/wjg.v19.i8.1299
Case Report