Keishi Koyama

Complete omission of second-look endoscopy after gastric endoscopic submucosal dissection in real-world practice.

Y. Nakagawa, N. Ohmiya, T. Tahara, 2022, Medicine.

Novel image enhancement technology that helps find bleeding points during endoscopic submucosal dissection of gastric neoplasms

R. Miyahara, M. Nagasaka, K. Funasaka, 2022, Journal of gastroenterology and hepatology.

Evaluation of a 12-mm diameter covered self-expandable end bare metal stent for malignant biliary obstruction

K. Yoshioka, S. Hashimoto, Toshiki Kan, 2018, Endoscopy International Open.

Clinical response and changes in the fecal microbiota and metabolite levels after fecal microbiota transplantation in patients with inflammatory bowel disease and recurrent Clostridioides difficile infection

Y. Nakagawa, N. Ohmiya, T. Shibata, 2020, Fujita medical journal.

The Association between the Growth Pattern and Malignancy in the Formation of Ulceration in Gastric Gastrointestinal Stromal Tumor.

Y. Nakagawa, R. Miyahara, T. Tahara, 2023, Internal medicine.

A stag beetle knife can achieve stabler and safer endoscopic submucosal dissection in the esophagus

Y. Nakagawa, R. Miyahara, T. Tahara, 2023, Endoscopy International Open.