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- United States[remove]1,694
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- United States. Department of Health and Human Services.412
- United States. Food and Drug Administration.319
- United States. Department of Health and Human Services243
- United States. Food and Drug Administration197
- Centers for Medicare & Medicaid Services (U.S.)131
- United States.97
- State Government92
- COVID-1990
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- Federal Government73
- Medicaid -- economics71
- Device Approval70
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- Clinical Trials as Topic67
- Drug Industry67