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Author/Creator
- Inter-university Consortium for Political and Social Research21
- United States Department of Health and Human Services. Agency for Health Care Policy and Research7
- United States Department of Health and Human Services. Centers for Disease Control and Prevention. National Center for Health Statistics6
- American Medical Association Education and Research Foundation1
- Ensign, Karl1
- European Commission1
- Foster, Andrew1
- Gertler, Paul1
- Luisa Davila, Ana1
- Menken, Jane1
- Palloni, Alberto1
- Rahman, Omar1
- Sanchez-Ayendez, Melba1
- United States Department of Health and Human Services. Centers for Disease Control and Prevention1
- United States Department of Health and Human Services. Centers for Disease Control and Prevention. Public Health Surveillance Program Office1
- University of Southern California. School of Medicine. Division of Research in Medical Education1