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Topic Highlight
Romilda Cardin, Marika Piciocchi, Marina Bortolami, Andromachi Kotsafti, Luisa Barzon, Enrico Lavezzo, Alessandro Sinigaglia, Kryssia Isabel Rodriguez-Castro, Massimo Rugge, Fabio Farinati 
World J Gastroenterol 20(12):3078-3086. Published online Mar 28, 2014. doi: 10.3748/wjg.v20.i12.3078
Review
Original Article
Brief Article
Ana Teresa P Carvalho, Barbara C Esberard, Renata S B Fróes, Davy C M Rapozo, Ana B Grinman, Tatiana A Simão, Juliana C V C Santos, Antonio José V Carneiro, Luis Felipe Ribeiro-Pinto, Heitor S P de Souza 
World J Gastroenterol 20(12):3327-3334. Published online Mar 28, 2014. doi: 10.3748/wjg.v20.i12.3327
Case Control Study
Case Report
Takehisa Matsumoto, Masatomo Kawakubo, Taiji Akamatsu, Naohiko Koide, Naoko Ogiwara, Seiko Kubota, Mitsutoshi Sugano, Yoshiyuki Kawakami, Tsutomu Katsuyama, Hiroyoshi Ota 
World J Gastroenterol 20(12):3376-3382. Published online Mar 28, 2014. doi: 10.3748/wjg.v20.i12.3376