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Basic Study
Retrospective Cohort Study
Mawuena Binka, Zahid A Butt, Stanley Wong, Mei Chong, Jane A Buxton, Nuria Chapinal, Amanda Yu, Maria Alvarez, Maryam Darvishian, Jason Wong, Gina McGowan, Mikhail Torban, Mark Gilbert, Mark Tyndall, Mel Krajden, Naveed Z Janjua 
World J Gastroenterol 24(11):1216-1227. Published online Mar 21, 2018. doi: 10.3748/wjg.v24.i11.1216
Abdel-Rahman N Zekri, Somaya El Deeb, Abeer A Bahnassy, Abeer M Badr, Mona S Abdellateif, Gamal Esmat, Hosny Salama, Marwa Mohanad, Ahmed Esam El-dien, Shimaa Rabah, Assmaa Abd Elkader 
World J Gastroenterol 24(11):1228-1238. Published online Mar 21, 2018. doi: 10.3748/wjg.v24.i11.1228
Retrospective Study
Naoyuki Fujimori, Takeji Umemura, Takefumi Kimura, Naoki Tanaka, Ayumi Sugiura, Tomoo Yamazaki, Satoru Joshita, Michiharu Komatsu, Yoko Usami, Kenji Sano, Koji Igarashi, Akihiro Matsumoto, Eiji Tanaka 
World J Gastroenterol 24(11):1239-1249. Published online Mar 21, 2018. doi: 10.3748/wjg.v24.i11.1239
Clinical Trials Study
Prospective Study