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Open-Access Journal
Editorial
Topic Highlight
Review
Sai Manasa Jandhyala, Rupjyoti Talukdar, Chivkula Subramanyam, Harish Vuyyuru, Mitnala Sasikala, D Nageshwar Reddy 
World J Gastroenterol 21(29):8787-8803. Published online Aug 7, 2015. doi: 10.3748/wjg.v21.i29.8787
Minireviews
Basic Study
Case Control Study
Retrospective Study
Eiichiro Suzuki, Tetsuhiro Chiba, Yoshihiko Ooka, Sadahisa Ogasawara, Akinobu Tawada, Tenyu Motoyama, Naoya Kanogawa, Tomoko Saito, Masaharu Yoshikawa, Osamu Yokosuka 
World J Gastroenterol 21(29):8888-8893. Published online Aug 7, 2015. doi: 10.3748/wjg.v21.i29.8888
Tajammool Hussein Aubdoollah, Kang Li, Xi Zhang, Shuai Li, Li Yang, Hai-Yan Lei, Ponnie Robertlee Dolo, Xian-Cai Xiang, Guo-Qing Cao, Guo-Bin Wang, Shao-Tao Tang 
World J Gastroenterol 21(29):8903-8911. Published online Aug 7, 2015. doi: 10.3748/wjg.v21.i29.8903
Observational Study
Prospective Study
Hesam Ahmadi Nooredinvand, David W Connell, Mahmoud Asgheddi, Mohammed Abdullah, Marie O’Donoghue, Louise Campbell, Melissa I Wickremasinghe, Ajit Lalvani, Onn Min Kon, Shahid A Khan 
World J Gastroenterol 21(29):8920-8926. Published online Aug 7, 2015. doi: 10.3748/wjg.v21.i29.8920
Daniele Santetti, Maria Inês de Albuquerque Wilasco, Cristina Toscani Leal Dornelles, Isabel Cristina Ribas Werlang, Fernanda Urruth Fontella, Carlos Oscar Kieling, Jorge Luiz dos Santos, Sandra Maria Gonçalves Vieira, Helena Ayako Sueno Goldani 
World J Gastroenterol 21(29):8927-8934. Published online Aug 7, 2015. doi: 10.3748/wjg.v21.i29.8927
Systematic Reviews
Case Report
Atsushi Shiozaki, Hitoshi Fujiwara, Hirotaka Konishi, Osamu Kinoshita, Toshiyuki Kosuga, Ryo Morimura, Yasutoshi Murayama, Shuhei Komatsu, Yoshiaki Kuriu, Hisashi Ikoma, Masayoshi Nakanishi, Daisuke Ichikawa, Kazuma Okamoto, Chouhei Sakakura, Eigo Otsuji 
World J Gastroenterol 21(29):8974-8980. Published online Aug 7, 2015. doi: 10.3748/wjg.v21.i29.8974