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Vinicius Vasconcelos Teodoro, Mauricio Augusto Bragagnolo Júnior, Ligia Mendonça Lucchesi, Daniel Cavignolli, Marco Túlio de Mello, Mario Kondo, Sergio Tufik 
World J Gastroenterol 19(22):3433-3438. Published online Jun 14, 2013. doi: 10.3748/wjg.v19.i22.3433
Marcos Eduardo Lera dos Santos, Fauze Maluf-Filho, Dalton Marques Chaves, Sergio Eiji Matuguma, Edson Ide, Gustavo de Oliveira Luz, Thiago Ferreira de Souza, Fernanda C Simões Pessorrusso, Eduardo Guimarães Hourneaux de Moura, Paulo Sakai 
World J Gastroenterol 19(22):3439-3446. Published online Jun 14, 2013. doi: 10.3748/wjg.v19.i22.3439
Li-Zhi Niu, Jia-Liang Li, Jian-Ying Zeng, Feng Mu, Meng-Tian Liao, Fei Yao, Li Li, Chun-Yan Liu, Ji-Bing Chen, Jian-Sheng Zuo, Ke-Cheng Xu 
World J Gastroenterol 19(22):3473-3480. Published online Jun 14, 2013. doi: 10.3748/wjg.v19.i22.3473
Case Report
Marija Gomerčić Palčić, Neven Ljubičić 
World J Gastroenterol 19(22):3505-3507. Published online Jun 14, 2013. doi: 10.3748/wjg.v19.i22.3505
Chia-Chang Chen, Hong-Zen Yeh, Chi-Sen Chang, Chung-Wang Ko, Han-Chung Lien, Chun-Ying Wu, Siu-Wan Hung 
World J Gastroenterol 19(22):3512-3516. Published online Jun 14, 2013. doi: 10.3748/wjg.v19.i22.3512
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