- Nuclear Physics, Heavy Ions, Hadrons 32
- Elementary Particles, Quantum Field Theory 31
- Quantum Field Theories, String Theory 31
- Plant Sciences 18
- Ecology 17
- Characterization and Evaluation of Materials 13
- Hydrology/Water Resources 13
- Polymer Sciences 11
- Internal Medicine 10
- Neurosciences 10
- Physics, general 10
- Plastic Surgery 10
- Classical Mechanics 9
- Human Physiology 8
- Physical Chemistry 8
- Medicine/Public Health, general 7
- Metabolic Diseases 7
- Biochemistry, general 6
- Crystallography and Scattering Methods 6
- Emergency Medicine 6