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Open-Access Journal
Editorial
Bassam Abboud, Ronald Daher, Joe Boujaoude 
World J Gastroenterol 17(36):4063-4066. Published online Sep 28, 2011. doi: 10.3748/wjg.v17.i36.4063
Review
Original Article
Malgorzata Zwolinska-Wcislo, Tomasz Brzozowski, Agata Ptak-Belowska, Aneta Targosz, Katarzyna Urbanczyk, Slawomir Kwiecien, Zbigniew Sliwowski 
World J Gastroenterol 17(36):4076-4089. Published online Sep 28, 2011. doi: 10.3748/wjg.v17.i36.4076
Brief Article
Michela Barollo, Valentina Medici, Renata D’Incà, Antara Banerjee, Giuseppe Ingravallo, Marco Scarpa, Surajit Patak, Cesare Ruffolo, Romilda Cardin, Giacomo Carlo Sturniolo 
World J Gastroenterol 17(36):4099-4103. Published online Sep 28, 2011. doi: 10.3748/wjg.v17.i36.4099
Ahmet Karaman, Mevlut Baskol, Sebnem Gursoy, Edip Torun, Alper Yurci, Banu Demet Ozel, Kadri Guven, Omer Ozbakir, Mehmet Yucesoy 
World J Gastroenterol 17(36):4109-4112. Published online Sep 28, 2011. doi: 10.3748/wjg.v17.i36.4109
Renata Talar-Wojnarowska, Anita Gasiorowska, Marek Olakowski, Pawel Lampe, Beata Smolarz, Hanna Romanowicz-Makowska, Ewa Malecka-Panas 
World J Gastroenterol 17(36):4113-4117. Published online Sep 28, 2011. doi: 10.3748/wjg.v17.i36.4113
Dong Beom Seo, Byoung Wook Bang, Seok Jeong, Don Haeng Lee, Shin Goo Park, Yong Sun Jeon, Jung Il Lee, Jin-Woo Lee 
World J Gastroenterol 17(36):4118-4123. Published online Sep 28, 2011. doi: 10.3748/wjg.v17.i36.4118
Letters To The Editor