Birth defects
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: ?Have lived l in Yantai for at least one year and plan to live in Yantai for a long time; ?Have prenatal examination and give birth in this hospital; ? Agree to participate in this study and be willing to use the remaining blood samples for future research.
Exclusion criteria
Exclusion criteria: Multiple births Unable to complete the investigation due to medical condition
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Birth defects; | — |
Secondary
| Measure | Time frame |
|---|---|
| Blood radionuclide activity concentrations; | — |
Countries
China
Contacts
School of Public Health, Binzhou Medical University