BPG is committed to discovery and dissemination of knowledge
Open-Access Journal
Frontier
Fabrício Freire de Melo, Gabriel Lima Correa Santos, Breno Bittencourt da Brito, Filipe Antônio França da Silva, Maria Luísa Cordeiro Santos, Hanna Santos Marques, Glauber Rocha Lima Araújo 
World J Gastroenterol 28(4):402-411. Published online Jan 28, 2022. doi: 10.3748/wjg.v28.i4.402
Review
Eline Margrete Randulff Hillestad, Aina van der Meeren, Bharat Halandur Nagaraja, Ben René Bjørsvik, Noman Haleem, Alfonso Benitez-Paez, Yolanda Sanz, Trygve Hausken, Gülen Arslan Lied, Arvid Lundervold, Birgitte Berentsen 
World J Gastroenterol 28(4):412-431. Published online Jan 28, 2022. doi: 10.3748/wjg.v28.i4.412
Abhilash Perisetti, Hemant Goyal, Rachana Yendala, Saurabh Chandan, Benjamin Tharian, Ragesh Babu Thandassery 
World J Gastroenterol 28(4):432-448. Published online Jan 28, 2022. doi: 10.3748/wjg.v28.i4.432
Minireviews
Elisa Gnodi, Raffaella Meneveri, Donatella Barisani 
World J Gastroenterol 28(4):449-463. Published online Jan 28, 2022. doi: 10.3748/wjg.v28.i4.449
Basic Study
Dong-Xin Hu, Qi-Feng Sun, Lin Xu, Hong-Da Lu, Fan Zhang, Zhen-Miao Li, Ming-Yan Zhang 
World J Gastroenterol 28(4):464-478. Published online Jan 28, 2022. doi: 10.3748/wjg.v28.i4.464
Qin Ning, Xiao-Yang Wan, Xiao-Ping Luo, Dong Xi, Wei-Ming Yan, Xiao-Jing Wang, Di Wu, Peng Wang, Xin-Xin Weng, Ran Tao, Jun-Jian Hu, Hong-Wu Wang, Fang Xiao 
World J Gastroenterol 28(4):479-496. Published online Jan 28, 2022. doi: 10.3748/wjg.v28.i4.479
Letter to the Editor
Ivan Ranković, Vladimir Milivojević, Aleksandra Pavlović Marković, Mihailo Bezmarević 
World J Gastroenterol 28(4):497-499. Published online Jan 28, 2022. doi: 10.3748/wjg.v28.i4.497
Write to the Help Desk