- Science, Humanities and Social Sciences, multidisciplinary 41,139
- Science, multidisciplinary 36,438
- Characterization and Evaluation of Materials 31,983
- Biochemistry, general 26,276
- Cell Biology 25,464
- Oncology 24,718
- Internal Medicine 23,784
- Life Sciences, general 22,795
- Biomedicine, general 22,684
- Medicine/Public Health, general 22,244
- Biotechnology 21,633
- Materials Science, general 20,878
- Cancer Research 20,406
- Nanotechnology 20,283
- Physical Chemistry 18,157
- Plant Sciences 15,619
- Microbiology 14,288
- Polymer Sciences 12,831
- Environment, general 12,651
- Neurosciences 12,635