the Association Between Blood's and Urinary Heavy Metal Level in Pregnant Women and the Spontaneous Abortion
Clinical trial NCT03332706 · UNKNOWN
Trial details
- NCT number
- NCT03332706
- Sponsor
- Peking Union Medical College Hospital
- Status
- UNKNOWN
- Study type
- OBSERVATIONAL
- Start date
- 2017-10-10
- Primary completion
- 2018-11-01
- Enrollment
- 200
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