The Effect of Time Intervals for Rescue Treatment on Eradication Effect of Helicobacter Pylori Infection
Conditions
- Helicobacter Pylori Infection
Interventions
- OTHER: Remedial treatment within 3 months
- OTHER: Remedial treatment within 3 to 6 months
- OTHER: Remedial treatment within 6 to 12 months
- OTHER: Remedial treatment after 12 months
Sponsor
Shandong University
Collaborators
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