ERCP in Super-aged Patients Considering Difficult Cannulation: Challenges and Adverse Events
Clinical trial NCT03771547 · COMPLETED
Trial details
- NCT number
- NCT03771547
- Sponsor
- The Second Hospital of Nanjing Medical University
- Status
- COMPLETED
- Study type
- OBSERVATIONAL
- Start date
- 2016-07-01
- Primary completion
- 2018-01-30
- Enrollment
- 614
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