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Leonidas Lekakos, Nikolaos P Karidis, Dimitrios Dimitroulis, Christos Tsigris, Gregory Kouraklis, Nikolaos Nikiteas 
World J Gastroenterol 17(37):4174-4183. Published online Oct 7, 2011. doi: 10.3748/wjg.v17.i37.4174
Original Article
Brief Article
Ivano Biviano, Danilo Badiali, Laura Candeloro, Fortunée Irene Habib, Massimo Mongardini, Angelo Caviglia, Fiorella Anzini, Enrico S Corazziari 
World J Gastroenterol 17(37):4199-4205. Published online Oct 7, 2011. doi: 10.3748/wjg.v17.i37.4199
Tarkan Unek, Sedat Karademir, Naciye Cigdem Arslan, Tufan Egeli, Gulsen Atasoy, Ozgul Sagol, Funda Obuz, Mesut Akarsu, Ibrahim Astarcioglu 
World J Gastroenterol 17(37):4206-4212. Published online Oct 7, 2011. doi: 10.3748/wjg.v17.i37.4206
Case Report
Nabeel Almashraki, Mukarram Zainuddin Abdulnabee, Maja Sukalo, Abdullah Alrajoudi, Iman Sharafadeen, Martin Zenker 
World J Gastroenterol 17(37):4247-4250. Published online Oct 7, 2011. doi: 10.3748/wjg.v17.i37.4247