- Oncology 38
- Cancer Research 37
- Surgical Oncology 33
- Gastroenterology 25
- Abdominal Surgery 19
- Surgery 18
- Internal Medicine 12
- Pharmacology/Toxicology 7
- Cardiac Surgery 5
- Hepatology 5
- Radiotherapy 4
- Thoracic Surgery 4
- Medicine/Public Health, general 3
- Biomedicine, general 2
- Colorectal Surgery 2
- Health Promotion and Disease Prevention 2
- Hematology 2
- Neurosurgery 2
- Pediatric Surgery 2
- Plastic Surgery 2