Health Care Agencies - Centers 
- U.S.
- Department of Health and Human Services -
- National Conference of State Legislatures
- American Medical Association -
- American Association for the Advancement of Science
- Centers for Disease Control and Prevention (CDC) -
- Office of Genetics & Disease Prevention, Centers for Disease Control & Prevention
- National Institutes of Health -
- National Institute of Environmental Health Sciences
- National Institute of Child Health and Human Development as part of The National Institutes of Health
- Rare Diseases Clinical Research Database
- Food and Drug Administration (FDA) -
- National Center for Health Statistics
- Agency for Healthcare Research and Quality (AHRQ) -
- Canada
