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Dimitrios Papaconstantinou, Diamantis I Tsilimigras, Dimitrios Moris, Adamantios Michalinos, Aikaterini Mastoraki, Efstratia Mpaili, Natasha Hasemaki, Anargyros Bakopoulos, Dimitrios Filippou, Dimitrios Schizas 
World J Gastroenterol 25(26):3438-3449. Published online Jul 14, 2019. doi: 10.3748/wjg.v25.i26.3438
Meta-Analysis