1,490
Participants
Start Date
May 1, 2023
Primary Completion Date
August 30, 2024
Study Completion Date
August 30, 2024
Serum blood test for Helicobacter pylori immunoglobulin G, pepsinogen, and gastrin-17 levels
Endoscopic biopsy
Konkuk University Medical Center, Seoul
Konkuk University Medical Center
OTHER