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- Gale (Firm), publisher10
- National Center for Health Statistics (U.S.)10
- ProQuest (Firm), publisher10
- Thomson Reuters, issuing body3
- Centers for Disease Control and Prevention (U.S.)2
- Institute for Scientific Information, issuing body2
- McMaster University. Library, owner2
- United States. Department of Health and Human Services2
- Abt Associates1
- Adam Matthew Digital (Firm), publisher1
- Allied Forces. Psychological Warfare Branch, author1
- British Broadcasting Corporation, author1
- British Library, owner1
- Clarivate Analytics (Firm), issuing body1
- Library of Congress, owner1
- Lost Cause Press, owner1
- National Center for Health Services Research1
- National Immunization Program (Centers for Disease Control and Prevention)1
- National Nursing Home Survey (U.S.)1
- OpinionArchives (Firm), publisher1