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Biology|June 2, 2021
Use of Antibiotics and Probiotics Reduces the Risk of Metachronous Gastric Cancer after Endoscopic ResectionJunya Arai, Ryota Niikura, Yoku Hayakawa, et al.
JGH Open : an Open Access Journal of Gastroenterology and Hepatology|July 15, 2021
Nonsteroidal anti-inflammatory drugs prevent gastric cancer associated with the use of proton pump inhibitors after Helicobacter pylori eradicationJunya Arai, Ryota Niikura, Yoku Hayakawa, et al.
Digestion|December 20, 2021
Chemoprevention of Oesophageal Squamous-Cell Carcinoma and Adenocarcinoma: A Multicentre Retrospective Cohort StudyJunya Arai, Ryota Niikura, Yoku Hayakawa, et al.
Endoscopy|July 30, 2016
Image quality of a novel light-emitting diode (LED)-illuminated colonoscopeSho Sasaki, Jun Nishikawa, Hideo Yanai, et al.
Digestive Diseases and Sciences|March 1, 2022
Chemoprevention for Colorectal Cancers: Are Chemopreventive Effects Different Between Left and Right Sided Colorectal Cancers?Junya Arai, Nobumi Suzuki, Ryota Niikura, et al.
Gastroenterology|September 30, 2019
Efficacy and Safety of Early vs Elective Colonoscopy for Acute Lower Gastrointestinal BleedingRyota Niikura, Naoyoshi Nagata, Atsuo Yamada, et al.
Trials|April 5, 2018
A multicenter, randomized controlled trial comparing the identification rate of stigmata of recent hemorrhage and rebleeding rate between early and elective colonoscopy in outpatient-onset acute lower gastrointestinal bleeding: study protocol for a randomized controlled trialRyota Niikura, Naoyoshi Nagata, Atsuo Yamada, et al.
Digestion|May 19, 2026
Association between antithrombotic drug management and bleeding during high-risk endoscopic procedures: A multi-center retrospective observational studyMakoto Imai, Tomonori Aoki, Ryota Niikura, et al.
Chronobiology International|October 16, 2020
Exploration of the characteristics of chronotypes in upper gastrointestinal tract diseases: a multicenter study in JapanShu Kiyotoki, Jun Nishikawa, Naoyoshi Nagata, et al.
Digestion|October 4, 2022
Bleeding following Endoscopic Submucosal Dissection for Early Gastric Cancer in Surgically Altered StomachHiroyuki Odagiri, Waku Hatta, Yosuke Tsuji, et al.
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