Gastroduodenal ulcer bleeding in elderly patients on low dose aspirin therapy
Koh Fukushi, Keiichi Tominaga, Kazunori Nagashima, Akira Kanamori, Naoya Izawa, Mimari Kanazawa, Hideyuki Hiraishi, Department of Gastroenterology, Dokkyo Medical University, Tochigi 3210293, Japan
Takako Sasai, Department of General Internal Medicine 2, Kawasaki Medical School General Medical Center, Okayama 700850, Japan
Author contributions: All authors contributed to this research study; Fukushi K contributed to manusucript writing, performing procedures and data analysis; Tominaga K, Sasai T and Hiraishi H contributed to draft conception and design; Nagashima K contributed to data analysis; Nagashima K, Kanamori A, Izawa N and Kanazawa M contributed to writing the manuscript.
Institutional review board statement: This study was reviewed and approved by the Ethics Committee of the Dokkyo Medical University.
Informed consent statement: Patients were not required to give informed consent to this study because the analysis used anonymous clinical data that were obtained after each patient agreed to treatment by written consent.
Conflict-of-interest statement: All authors declare no conflicts-of-interest related to this article.
Data sharing statement: No additional data are available.
Open-Access: This article is an open-access article which was selected by an in-house editor and fully peer-reviewed by external reviewers. It is distributed in accordance with the Creative Commons Attribution Non Commercial (CC BY-NC 4.0) license, which permits others to distribute, remix, adapt, build upon this work non-commercially, and license their derivative works on different terms, provided the original work is properly cited and the use is non-commercial. See: http://creativecommons.org/licenses/by-nc/4.0/
Correspondence to: Keiichi Tominaga, MD, PhD, Doctor, Department of Gastroenterology, Dokkyo Medical University, 880 Kitakobayashi, Mibu, Shimotuga, Tochigi 3210293, Japan. email@example.com
Telephone: +81-282-872147 Fax: +81-282-867761
Received: April 4, 2018
Peer-review started: April 4, 2018
First decision: May 29, 2018
Revised: July 12, 2018
Accepted: July 22, 2018
Article in press: July 21, 2018
Published online: September 14, 2018