- Medicine/Public Health, general 8
- Public Health 8
- Geriatrics/Gerontology 7
- Health Psychology 6
- Sociology, general 6
- General Surgery 5
- Anesthesiology 3
- Abdominal Surgery 2
- Artificial Intelligence 2
- Computer Appl. in Social and Behavioral Sciences 2
- Computer Communication Networks 2
- Health Administration 2
- Information Systems Applications (incl. Internet) 2
- Primary Care Medicine 2
- User Interfaces and Human Computer Interaction 2
- Behavioral/Experimental Economics 1
- Biomedicine, general 1
- Cardiac Surgery 1
- Colorectal Surgery 1
- Education Economics 1