| Active, not recruiting | N/A | 3474 | RoW | | Anhui Medical University, Ma'anshan Maternal and Child Health Care Hospital | Environmental Exposure, Pregnancy Outcome, Birth Defects, Child Development, Maternal and Child Health, Health Problems in Pregnancy | 12/27 | 12/27 | | |
NCT05715424: Community Intervention and Demonstration Area Construction |
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| Recruiting | N/A | 1000000 | RoW | Six interventions for children and adolescents | Anhui Medical University, Shanghai Eye Disease Prevention and Treatment Center, Beijing Center for Disease Control and Prevention | Myopia, Refractive Errors | 12/24 | 12/24 | | |