Fig. 1

Flow chart of subjects’ enrollment. PAC indicates 2-week combination regimen consists of proton pump inhibitor, amoxicillin, and clarithromycin. PACB indicated PAC regimen with bismuth add-on. ITT, intention-to-treat
Flow chart of subjects’ enrollment. PAC indicates 2-week combination regimen consists of proton pump inhibitor, amoxicillin, and clarithromycin. PACB indicated PAC regimen with bismuth add-on. ITT, intention-to-treat