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Topic Highlight
Alfredo Guglielmi, Andrea Ruzzenente, Simone Conci, Alessandro Valdegamberi, Marco Vitali, Francesca Bertuzzo, Michela De Angelis, Guido Mantovani, Calogero Iacono 
World J Gastroenterol 20(24):7525-7533. Published online Jun 28, 2014. doi: 10.3748/wjg.v20.i24.7525
Gianguglielmo Zehender, Erika Ebranati, Elena Gabanelli, Chiara Sorrentino, Alessandra Lo Presti, Elisabetta Tanzi, Massimo Ciccozzi, Massimo Galli 
World J Gastroenterol 20(24):7622-7634. Published online Jun 28, 2014. doi: 10.3748/wjg.v20.i24.7622
Katrin M Sjoquist, Venessa T Chin, Lorraine A Chantrill, Chelsie O’Connor, Chris Hemmings, David K Chang, Angela Chou, Marina Pajic, Amber L Johns, Adnan M Nagrial, Andrew V Biankin, Desmond Yip 
World J Gastroenterol 20(24):7849-7863. Published online Jun 28, 2014. doi: 10.3748/wjg.v20.i24.7849
Review
Dimitrios Dimitroulis, Petros Tsaparas, Serena Valsami, Dimitrios Mantas, Eleftherios Spartalis, Charalampos Markakis, Gregory Kouraklis 
World J Gastroenterol 20(24):7887-7893. Published online Jun 28, 2014. doi: 10.3748/wjg.v20.i24.7887
Original Article
Research Report
Case Control Study
Teresa Muñoz-Yagüe, Pablo Solís-Muñoz, Constanza Ciriza de los Ríos, Francisco Muñoz-Garrido, Jesús Vara, José Antonio Solís-Herruzo 
World J Gastroenterol 20(24):7933-7940. Published online Jun 28, 2014. doi: 10.3748/wjg.v20.i24.7933
Retrospective Study
Observational Study
Meta-Analysis
Case Report