- Surgery 7
- Abdominal Surgery 6
- Cardiac Surgery 5
- General Surgery 5
- Thoracic Surgery 5
- Vascular Surgery 5
- Biomedicine, general 3
- Medicine/Public Health, general 3
- Statistics for Life Sciences, Medicine, Health Sciences 3
- Dermatology 2
- Gastroenterology 2
- Gynecology 2
- Hepatology 2
- Internal Medicine 2
- Proctology 2
- Surgical Oncology 2
- Traumatic Surgery 2
- Anesthesiology 1
- Cancer Research 1
- Health Promotion and Disease Prevention 1