BPG is committed to discovery and dissemination of knowledge
Open-Access Journal
Opinion Review
Review
Ioanna Papagiouvanni, Serafeim-Chrysovalantis Kotoulas, Athanasia Pataka, Dionisios G Spyratos, Konstantinos Porpodis, Afroditi K Boutou, Georgios Papagiouvannis, Ioanna Grigoriou, Christos Vettas, Ioannis Goulis 
World J Gastroenterol 29(2):257-271. Published online Jan 14, 2023. doi: 10.3748/wjg.v29.i2.257
Minireviews
Cristiane Valle Tovo, Angelo Zambam de Mattos, Gabriela Perdomo Coral, Giovana D P Sartori, Livia Villela Nogueira, Gustavo Tovo Both, Cristiane A Villela-Nogueira, Angelo A de Mattos 
World J Gastroenterol 29(2):343-356. Published online Jan 14, 2023. doi: 10.3748/wjg.v29.i2.343
Observational Study
Systematic Reviews
Letter to the Editor