- Gastroenterology 6
- Proctology 6
- Surgery 6
- Abdominal Surgery 5
- Colorectal Surgery 4
- Analytical Chemistry 2
- Chemistry/Food Science, general 2
- Chromatography 2
- Ecology 2
- Ecotoxicology 2
- Environment, general 2
- Environmental Management 2
- Hepatology 2
- Laboratory Medicine 2
- Pharmacy 2
- Proteomics 2
- Waste Management/Waste Technology 2
- Gynecology 1
- Internal Medicine 1