- Surgical Oncology 21
- Cancer Research 18
- Oncology 18
- Gastroenterology 11
- Abdominal Surgery 10
- Hepatology 8
- Colorectal Surgery 6
- Biomedicine, general 4
- Health Promotion and Disease Prevention 4
- Medicine/Public Health, general 4
- Pharmacology/Toxicology 3
- Science, Humanities and Social Sciences, multidisciplinary 3
- Science, multidisciplinary 3
- Surgery 3
- Gynecology 2
- Internal Medicine 2
- Proctology 2
- Hematology 1
- Pathology 1