25G and 22G Puncture Needles
Clinical trial NCT05101772 · UNKNOWN
Trial details
- NCT number
- NCT05101772
- Sponsor
- Peking Union Medical College Hospital
- Status
- UNKNOWN
- Study type
- OBSERVATIONAL
- Start date
- 2021-09-24
- Primary completion
- 2022-04-24
- Enrollment
- 73
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