400
Participants
Start Date
October 31, 2016
Primary Completion Date
December 31, 2017
Study Completion Date
December 31, 2018
No intervention
No intervention will be needed.
Department of Gastroenterology, University of Ulsan College of Medicine, Asan Medical Center, Seoul
Lead Sponsor
National Evidence-Based Healthcare Collaborating Agency
OTHER_GOV
Asan Medical Center
OTHER