Subfield
- Education28
- Infectious Diseases17
- Safety Research14
- Political Science and International Relations12
- General Health Professions11
- Language and Linguistics10
- Parasitology9
- Obstetrics and Gynecology8
- Health7
- Linguistics and Language7
- Pediatrics, Perinatology and Child Health7
- Public Health, Environmental and Occupational Health7
- Social Psychology7
- Human Factors and Ergonomics6
- General Agricultural and Biological Sciences5
- Sociology and Political Science5
- Agronomy and Crop Science4
- Gender Studies4
- Management, Monitoring, Policy and Law4
- Public Administration4