- Earth Sciences, general 5
- Geology 5
- Geophysics/Geodesy 5
- Abdominal Surgery 3
- Aging 3
- Astrophysics and Astroparticles 3
- Colorectal Surgery 3
- Electronics and Microelectronics, Instrumentation 3
- Geriatrics/Gerontology 3
- Human Physiology 3
- Internal Medicine 3
- Metabolic Diseases 3
- Neurosciences 3
- Nutrition 3
- Planetology 3
- Primary Care Medicine 3
- Proctology 3
- Quality of Life Research 3
- Space Sciences (including Extraterrestrial Physics, Space Exploration and Astronautics) 3
- Aerospace Technology and Astronautics 2