- Elementary Particles, Quantum Field Theory 283
- Quantum Field Theories, String Theory 283
- Quantum Physics 217
- Classical and Quantum Gravitation, Relativity Theory 215
- Science, Humanities and Social Sciences, multidisciplinary 99
- Science, multidisciplinary 97
- Astronomy, Astrophysics and Cosmology 70
- Measurement Science and Instrumentation 68
- Nuclear Energy 68
- Nuclear Physics, Heavy Ions, Hadrons 68
- Cancer Research 46
- Oncology 41
- Cell Biology 37
- Medicine/Public Health, general 36
- Biomedicine, general 32
- Internal Medicine 32
- Life Sciences, general 29
- Immunology 22
- Medical Microbiology 15
- Microbiology 15