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Franco Scaldaferri, Viviana Gerardi, Francesca Mangiola, Loris Riccardo Lopetuso, Marco Pizzoferrato, Valentina Petito, Alfredo Papa, Jovana Stojanovic, Andrea Poscia, Giovanni Cammarota, Antonio Gasbarrini 
World J Gastroenterol 22(24):5505-5511. Published online Jun 28, 2016. doi: 10.3748/wjg.v22.i24.5505
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