- Science, Humanities and Social Sciences, multidisciplinary 35
- Science, multidisciplinary 33
- Internal Medicine 21
- Microbiology 19
- Oncology 17
- Biochemistry, general 15
- Ecology 15
- Biomedicine, general 14
- Cell Biology 14
- Medical Microbiology 14
- Environment, general 13
- Life Sciences, general 13
- Neurology 13
- Neurosciences 13
- Characterization and Evaluation of Materials 12
- Immunology 12
- Plant Physiology 12
- Plant Sciences 12
- Biodiversity 11
- Cancer Research 11