Topic
Public Health, Environmental and Occupational Health
38
General Medicine
30
Health Policy
8
Infectious Diseases
4
Management, Monitoring, Policy and Law
4
Oncology
4
Pollution
4
Cancer Research
3
Emergency Medicine
3
Geography, Planning and Development
3
Obstetrics and Gynecology
3
Ecology
2
Endocrinology, Diabetes and Metabolism
2
Environmental Chemistry
2
Global and Planetary Change
2
Health (social science)
2
Health, Toxicology and Mutagenesis
2
History
2
Internal Medicine
2
Pediatrics, Perinatology, and Child Health
2
Water Science and Technology
2
Archeology
1
Arts and Humanities (miscellaneous)
1
Demography
1
Earth and Planetary Sciences (miscellaneous)
1
Ecological Modeling
1
Environmental Engineering
1
Epidemiology
1
General Environmental Science
1
General Health Professions
1
Genetics
1
Multidisciplinary
1
Nature and Landscape Conservation
1
Pathology and Forensic Medicine
1
Reproductive Medicine
1
Safety Research
1
Sociology and Political Science
1