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Open-Access Journal
Review
Stefano Caruso, Franco Franceschini, Alberto Patriti, Franco Roviello, Mario Annecchiarico, Graziano Ceccarelli, Andrea Coratti 
World J Gastrointest Endosc 9(1):1-11. Published online Jan 16, 2017. doi: 10.4253/wjge.v9.i1.1
Retrospective Cohort Study
Retrospective Study
Sara Monteiro, Francisca Dias de Castro, Pedro Boal Carvalho, Bruno Rosa, Maria João Moreira, Rolando Pinho, Miguel Mascarenhas Saraiva, José Cotter 
World J Gastrointest Endosc 9(1):34-40. Published online Jan 16, 2017. doi: 10.4253/wjge.v9.i1.34