Added Value of Contrast-enhanced Ultrasound for BI RADS 4A Nodules
Clinical trial NCT04929132 · UNKNOWN
Trial details
- NCT number
- NCT04929132
- Sponsor
- Second Affiliated Hospital, Zhejiang University, School of Medicine
- Status
- UNKNOWN
- Study type
- OBSERVATIONAL
- Start date
- 2019-01-01
- Primary completion
- 2021-12-30
- Enrollment
- 500
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