- Artificial Intelligence 229
- Science, Humanities and Social Sciences, multidisciplinary 150
- Science, multidisciplinary 138
- Computer Communication Networks 118
- Biotechnology 104
- Cell Biology 102
- Biochemistry, general 98
- Algorithm Analysis and Problem Complexity 89
- Characterization and Evaluation of Materials 88
- Life Sciences, general 84
- Materials Science, general 80
- Information Systems Applications (incl. Internet) 75
- Cancer Research 71
- Internal Medicine 71
- Biomedicine, general 67
- Medicine/Public Health, general 67
- Nanotechnology 67
- Computational Intelligence 66
- Data Mining and Knowledge Discovery 65
- Oncology 64