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Open-Access Journal
Editorial
Topic Highlight
Review
Basic Study
Francielli Licks, Renata Minuzzo Hartmann, Camila Marques, Elizângela Schemitt, Josieli Raskopf Colares, Mariana do Couto Soares, Juliana Reys, Camila Fisher, Juliana da Silva, Norma Possa Marroni 
World J Gastroenterol 21(43):12351-12360. Published online Nov 21, 2015. doi: 10.3748/wjg.v21.i43.12351
Retrospective Study
Wolfgang Kratzer, Beate Gruener, Tanja EM Kaltenbach, Sarina Ansari-Bitzenberger, Peter Kern, Michael Fuchs, Richard A Mason, Thomas FE Barth, Mark M Haenle, Andreas Hillenbrand, Suemeyra Oeztuerk, Tilmann Graeter 
World J Gastroenterol 21(43):12392-12402. Published online Nov 21, 2015. doi: 10.3748/wjg.v21.i43.12392
Jolanda MW van de Water, Petula Nijeboer, Laura R de Baaij, Jessy Zegers, Gerd Bouma, Otto J Visser, Donald L van der Peet, Chris JJ Mulder, Wilhelmus JHJ Meijerink 
World J Gastroenterol 21(43):12403-12409. Published online Nov 21, 2015. doi: 10.3748/wjg.v21.i43.12403
Observational Study
Randomized Clinical Trial
Samira M Sadowski, Axel Andres, Philippe Morel, Eduardo Schiffer, Jean-Louis Frossard, Alexandra Platon, Pierre-Alexandre Poletti, Leo Bühler 
World J Gastroenterol 21(43):12448-12456. Published online Nov 21, 2015. doi: 10.3748/wjg.v21.i43.12448
Systematic Reviews
Case Report
Letters To The Editor