- Science, Humanities and Social Sciences, multidisciplinary 3,146
- Science, multidisciplinary 3,007
- Cell Biology 2,058
- Biomedicine, general 1,993
- Oncology 1,984
- Internal Medicine 1,843
- Medicine/Public Health, general 1,728
- Cancer Research 1,700
- Life Sciences, general 1,653
- Biochemistry, general 1,603
- Elementary Particles, Quantum Field Theory 1,551
- Quantum Field Theories, String Theory 1,541
- Characterization and Evaluation of Materials 1,229
- Immunology 1,218
- Biotechnology 1,150
- Nanotechnology 1,102
- Materials Science, general 1,088
- Quantum Physics 1,031
- Classical and Quantum Gravitation, Relativity Theory 970
- Neurosciences 922