- Head and Neck Surgery 14
- Neurosurgery 14
- Otorhinolaryngology 14
- Oncology 7
- Cancer Research 5
- Pharmacology/Toxicology 4
- Biomedicine, general 2
- Science, Humanities and Social Sciences, multidisciplinary 2
- Science, multidisciplinary 2
- Algorithms 1
- Bioinformatics 1
- Computational Biology/Bioinformatics 1
- Computer Appl. in Life Sciences 1
- Dentistry 1
- Drug Resistance 1
- Epidemiology 1
- Health Promotion and Disease Prevention 1
- Immunology 1
- Life Sciences, general 1
- Medicine/Public Health, general 1