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Open-Access Journal
Editorial
Laurie Drozdowski, Alan BR Thomson 
World J Gastroenterol 15(4):385-406. Published online Jan 28, 2009. doi: 10.3748/wjg.15.385
Review
Athanasios Marinis, Anneza Yiallourou, Lazaros Samanides, Nikolaos Dafnios, Georgios Anastasopoulos, Ioannis Vassiliou, Theodosios Theodosopoulos 
World J Gastroenterol 15(4):407-411. Published online Jan 28, 2009. doi: 10.3748/wjg.15.407
Topic Highlight
Juan Luis Mendoza, Raquel Lana, Manuel Díaz-Rubio 
World J Gastroenterol 15(4):417-422. Published online Jan 28, 2009. doi: 10.3748/wjg.15.417
Original Article
Guang-Dong Pan, Jian-Qing Yang, Lv-Nan Yan, Guang-Ping Chu, Qiang Liu, Yi Xiao, Lin Yuan 
World J Gastroenterol 15(4):431-440. Published online Jan 28, 2009. doi: 10.3748/wjg.15.431
Brief Article
Markus Moehler, Martin F Sprinzl, Murad Abdelfattah, Carl C Schimanski, Bernd Adami, Werner Godderz, Klaus Majer, Dimitri Flieger, Andreas Teufel, Juergen Siebler, Thomas Hoehler, Peter R Galle, Stephan Kanzler 
World J Gastroenterol 15(4):449-456. Published online Jan 28, 2009. doi: 10.3748/wjg.15.449
Marcello Persico, Mario Masarone, Vincenzo La Mura, Eliana Persico, Francesco Moschella, Monica Svelto, Savino Bruno, Roberto Torella 
World J Gastroenterol 15(4):462-466. Published online Jan 28, 2009. doi: 10.3748/wjg.15.462
Raquel Rocha, Helma Pinchemel Cotrim, Almir Galvão Vieira Bitencourt, Daniel Batista Valente Barbosa, Adméia Souza Santos, Alessandro de Moura Almeida, Bruno Cunha, Isabel Guimarães 
World J Gastroenterol 15(4):473-477. Published online Jan 28, 2009. doi: 10.3748/wjg.15.473
Maria Angela Bellomo-Brandao, Cecilia AF Escanhoela, Luciana R Meirelles, Gilda Porta, Gabriel Hessel 
World J Gastroenterol 15(4):478-483. Published online Jan 28, 2009. doi: 10.3748/wjg.15.478
Wei Wu, Yun-Lin Wu, Yan-Bo Zhu, Qing Wei, Yan Guo, Zheng-Gang Zhu, Yao-Zong Yuan 
World J Gastroenterol 15(4):489-495. Published online Jan 28, 2009. doi: 10.3748/wjg.15.489
Ke Jiang, Lin Cheng, Jian-Jun Wang, Jin-Song Li, Jun Nie 
World J Gastroenterol 15(4):496-501. Published online Jan 28, 2009. doi: 10.3748/wjg.15.496
Case Report
Kamran Ahmed, Amir Darakhshan, Eleanor Au, Munther A Khamashta, Iraklis E Katsoulis 
World J Gastroenterol 15(4):502-505. Published online Jan 28, 2009. doi: 10.3748/wjg.15.502
Letter to the Editor
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