- Science, Humanities and Social Sciences, multidisciplinary 38
- Characterization and Evaluation of Materials 35
- Science, multidisciplinary 31
- Biochemistry, general 30
- Physical Chemistry 30
- Internal Medicine 28
- Cell Biology 26
- Medicine/Public Health, general 26
- Biotechnology 25
- Plant Sciences 23
- Nanotechnology 22
- Neurosciences 20
- Oncology 20
- Computer Communication Networks 19
- Industrial Chemistry/Chemical Engineering 19
- Life Sciences, general 19
- Physics, general 19
- Agriculture 17
- Biomedicine, general 17
- Manufacturing, Machines, Tools, Processes 17