| Clinical Medicine · 371 listed authors (23.0%) |
| Cardiovascular System & Hematology | 54 | 3.3% | 16 | Banach, Maciej P. #1,663 |
| Pharmacology & Pharmacy | 38 | 2.4% | 5 | Zielińska, Aleksandra #52,833 |
| Oncology & Carcinogenesis | 26 | 1.6% | 9 | Rutkowski, Piotr L. #15,014 |
| Neurology & Neurosurgery | 22 | 1.4% | 7 | Carod-Artal, Francisco Javier #24,722 |
| Immunology | 16 | 1.0% | 8 | Szukiewicz, Dariusz #12,411 |
| General & Internal Medicine | 14 | 0.9% | 3 | Dziedzic, Arkadiusz Marian #30,060 |
| Environmental & Occupational Health | 13 | 0.8% | 0 | Charkiewicz, Angelika Edyta #124,682 |
| Obstetrics & Reproductive Medicine | 13 | 0.8% | 2 | Kardas, Przemysław #50,541 |
| Surgery | 13 | 0.8% | 1 | Luigi, Marano #86,451 |
| Dentistry | 12 | 0.7% | 2 | Paradowska-Stolarz, Anna Maria #97,557 |
| Gastroenterology & Hepatology | 12 | 0.7% | 3 | Szajewska, Hania #10,513 |
| General Clinical Medicine | 11 | 0.7% | 0 | Roszkowski, Szymon #199,769 |
| Dermatology & Venereal Diseases | 10 | 0.6% | 4 | Szepietowski, Jacek Cezary #38,342 |
| Legal & Forensic Medicine | 8 | 0.5% | 1 | Matuszewski, Szymon #56,792 |
| Ophthalmology & Optometry | 8 | 0.5% | 1 | Grzybowski, Andrzej E. #6,389 |
| Endocrinology & Metabolism | 7 | 0.4% | 5 | Szablewski, Leszek #14,612 |
| Allergy | 6 | 0.4% | 3 | Nowak-Wêgrzyn, Anna H. #14,206 |
| Otorhinolaryngology | 5 | 0.3% | 0 | Golusiński, Wojciech Jerzy #220,510 |
| Pediatrics | 5 | 0.3% | 0 | Mazur, Artur #162,724 |
| Anesthesiology | 3 | 0.2% | 0 | Ba̧bel, Przemysław #361,524 |
| Nuclear Medicine & Medical Imaging | 3 | 0.2% | 0 | Kunikowska, Jolanta #317,511 |
| Psychiatry | 3 | 0.2% | 3 | Rybakowski, Janusz K. #25,084 |
| Urology & Nephrology | 3 | 0.2% | 0 | Malyszko, Jolanta S. #155,141 |
| Arthritis & Rheumatology | 1 | 0.1% | 0 | Zimba, Olena #200,394 |
| Complementary & Alternative Medicine | 1 | 0.1% | 0 | Posadzki, Pawel Przemyslaw #142,518 |
| Emergency & Critical Care Medicine | 1 | 0.1% | 1 | Malbrain, Manu L. N. G. #16,938 |
| Orthopedics | 1 | 0.1% | 0 | Kotwicki, Tomasz #252,569 |
| Respiratory System | 1 | 0.1% | 0 | Domagala-Kulawik, Joanna #146,054 |
| Sport Sciences | 1 | 0.1% | 0 | Krzysztofik, Michal #159,301 |
| Chemistry · 221 listed authors (13.7%) |
| Analytical Chemistry | 54 | 3.3% | 16 | Płotka-Wasylka, Justyna Małgorzata #1,128 |
| Polymers | 50 | 3.1% | 19 | Sionkowska, Alina #6,310 |
| Organic Chemistry | 36 | 2.2% | 8 | Krygowski, Tadeusz Marek #23,829 |
| Inorganic & Nuclear Chemistry | 26 | 1.6% | 3 | Długosz, Olga #51,428 |
| Medicinal & Biomolecular Chemistry | 23 | 1.4% | 5 | Atanasov, Atanas G. #10,338 |
| Physical Chemistry | 17 | 1.1% | 2 | Zaleska-Medynska, Adriana #21,647 |
| General Chemistry | 1 | 0.1% | 0 | Srebro-Hooper, Monika #451,569 |
| Physics & Astronomy · 203 listed authors (12.6%) |
| Chemical Physics | 62 | 3.8% | 17 | Bijak, Michał Z. #21,664 |
| Applied Physics | 56 | 3.5% | 9 | Rogalski, Antoni #1,831 |
| Nuclear & Particle Physics | 47 | 2.9% | 10 | Jaranowski, Piotr #13,387 |
| General Physics | 19 | 1.2% | 10 | Horodecki, Michał Ł. #7,536 |
| Optics | 15 | 0.9% | 3 | Rojek, Izabela #50,177 |
| Astronomy & Astrophysics | 11 | 0.7% | 9 | Belczyński, Krzysztoff #27,048 |
| Acoustics | 9 | 0.6% | 2 | Ostachowicz, W. #57,084 |
| Fluids & Plasmas | 3 | 0.2% | 1 | Alicki, Robert #32,117 |
| Mathematical Physics | 2 | 0.1% | 1 | Woronowicz, Stanisław Lech #92,806 |
| Enabling & Strategic Technologies · 195 listed authors (12.1%) |
| Energy | 76 | 4.7% | 25 | Shahbaz, Muhammad #204 |
| Materials | 67 | 4.1% | 19 | Golewski, Grzegorz Ludwik #2,182 |
| Optoelectronics & Photonics | 31 | 1.9% | 1 | Butt, Muhammad A. #1,921 |
| Biotechnology | 16 | 1.0% | 2 | Michalak, Izabela M. #23,050 |
| Nanoscience & Nanotechnology | 9 | 0.6% | 8 | Bandosz, Teresa J. #10,343 |
| Strategic, Defence & Security Studies | 5 | 0.3% | 1 | Goniewicz, K. #76,995 |
| Bioinformatics | 1 | 0.1% | 0 | Deorowicz, Sebastian #182,805 |
| Engineering · 147 listed authors (9.1%) |
| Electrical & Electronic Engineering | 32 | 2.0% | 1 | Głowacz, Adam #8,044 |
| Mechanical Engineering & Transports | 31 | 1.9% | 8 | Li, Zhixiong #9,362 |
| Chemical Engineering | 21 | 1.3% | 7 | Castro‑Muñoz, Roberto #1,105 |
| Environmental Engineering | 12 | 0.7% | 3 | Kundzewicz, Zbigniew W. #4,936 |
| Industrial Engineering & Automation | 12 | 0.7% | 3 | Gupta, Munish Kumar #13,083 |
| Mining & Metallurgy | 12 | 0.7% | 1 | Brodny, Jarosław #41,461 |
| Aerospace & Aeronautics | 5 | 0.3% | 1 | Wolański, Piotr #43,274 |
| Civil Engineering | 5 | 0.3% | 1 | Jankowski, Robert #14,702 |
| Geological & Geomatics Engineering | 4 | 0.2% | 1 | Nitka, Michał #97,902 |
| Operations Research | 4 | 0.2% | 1 | Weber, Gerhard Wilhelm #57,797 |
| Biomedical Engineering | 3 | 0.2% | 1 | Przekora-Kuśmierz, Agata #20,902 |
| Automobile Design & Engineering | 2 | 0.1% | 0 | Piotrowski, Jerzy #578,937 |
| Agriculture, Fisheries & Forestry · 121 listed authors (7.5%) |
| Food Science | 44 | 2.7% | 30 | Kieliszek, Marek #4,021 |
| Dairy & Animal Science | 27 | 1.7% | 2 | Winiarska-Mieczan, Anna #58,539 |
| Veterinary Sciences | 20 | 1.2% | 1 | Osek, Jacek #93,409 |
| Agronomy & Agriculture | 14 | 0.9% | 1 | Dexter, Anthony Roger #31,082 |
| Forestry | 14 | 0.9% | 1 | Broda, Magdalena #54,645 |
| Fisheries | 4 | 0.2% | 0 | Paszczyk, Beata #174,339 |
| Horticulture | 4 | 0.2% | 1 | Nurzyñska-Wierdak, Renata #80,475 |
| Biomedical Research · 96 listed authors (5.9%) |
| Biochemistry & Molecular Biology | 31 | 1.9% | 11 | Carlberg, Carsten #12,616 |
| Toxicology | 20 | 1.2% | 7 | Bukowska, Bożena #30,239 |
| Microbiology | 18 | 1.1% | 4 | Karpiński, Tomasz M. #5,583 |
| Nutrition & Dietetics | 16 | 1.0% | 5 | Grygiel-Górniak, Bogna #58,362 |
| Anatomy & Morphology | 13 | 0.8% | 0 | Tomaszewski, Krzysztof A. #111,309 |
| Developmental Biology | 5 | 0.3% | 1 | Bujnicki, Janusz M. #48,055 |
| Genetics & Heredity | 4 | 0.2% | 0 | Domaradzki, Jan #111,491 |
| Biophysics | 3 | 0.2% | 0 | Sujak, A. #361,342 |
| Mycology & Parasitology | 3 | 0.2% | 1 | Pawlowski, Jan W. #13,128 |
| Virology | 2 | 0.1% | 0 | Pyrc, Krzysztof #242,740 |
| Physiology | 1 | 0.1% | 0 | Kurhaluk, Natalia #146,682 |
| Information & Communication Technologies · 75 listed authors (4.6%) |
| Artificial Intelligence & Image Processing | 61 | 3.8% | 24 | Pawlak, Zdzislaw X. #4,946 |
| Networking & Telecommunications | 13 | 0.8% | 3 | Krupka, Jerzy #51,405 |
| Computation Theory & Mathematics | 5 | 0.3% | 0 | Cygan, Marek #123,359 |
| Distributed Computing | 1 | 0.1% | 0 | Nawrocki, Piotr #490,437 |
| Software Engineering | 1 | 0.1% | 0 | Madeyski, Lech #167,288 |
| Biology · 58 listed authors (3.6%) |
| Plant Biology & Botany | 24 | 1.5% | 14 | Bajguz, Andrzej #12,631 |
| Zoology | 10 | 0.6% | 0 | Jałoszyński, Paweł #141,509 |
| Ecology | 8 | 0.5% | 6 | Kronenberg, Jakub #19,349 |
| Ornithology | 7 | 0.4% | 1 | Wesołowski, Tomasz #75,968 |
| Entomology | 5 | 0.3% | 0 | Wojda, Iwona #128,863 |
| Evolutionary Biology | 2 | 0.1% | 1 | Jasieńska, Grazyna #51,550 |
| Marine Biology & Hydrobiology | 2 | 0.1% | 1 | Zalewski, Maciej #99,263 |
| Earth & Environmental Sciences · 40 listed authors (2.5%) |
| Environmental Sciences | 32 | 2.0% | 24 | Adebayo, Tomiwa Sunday #453 |
| Paleontology | 9 | 0.6% | 2 | Tarkowski, R. #7,713 |
| Geochemistry & Geophysics | 4 | 0.2% | 3 | Mastalerz, Maria D. #53,255 |
| Geology | 2 | 0.1% | 1 | Radwan, Ahmed E. #15,584 |
| Meteorology & Atmospheric Sciences | 1 | 0.1% | 1 | Winiwarter, Wilfried #64,893 |
| Economics & Business · 25 listed authors (1.5%) |
| Business & Management | 12 | 0.7% | 12 | Piwowar-Sulej, Katarzyna #18,166 |
| Logistics & Transportation | 4 | 0.2% | 2 | Macioszek, Elżbieta #37,487 |
| Marketing | 3 | 0.2% | 3 | Oghazi, Pejvak #55,878 |
| Finance | 2 | 0.1% | 2 | Zaremba, Adam #52,062 |
| Mathematics & Statistics · 19 listed authors (1.2%) |
| General Mathematics | 17 | 1.1% | 2 | Rădulescu, Vicenţiu D. #18,551 |
| Applied Mathematics | 1 | 0.1% | 1 | Kamiński, Marcin Marek #76,029 |
| Psychology & Cognitive Sciences · 17 listed authors (1.1%) |
| Social Psychology | 15 | 0.9% | 13 | Karwowski, Maciej #5,370 |
| Experimental Psychology | 3 | 0.2% | 2 | Thierry, Guillaume L. #77,526 |
| Social Sciences · 9 listed authors (0.6%) |
| Education | 4 | 0.2% | 4 | Strzelecki, Artur #6,857 |
| Geography | 3 | 0.2% | 3 | Poesen, Jean W.A. #3,524 |
| Information & Library Sciences | 2 | 0.1% | 0 | Kulczycki, Emanuel #188,244 |
| Law | 2 | 0.1% | 0 | Sadurski, Wojciech #133,548 |
| Gender Studies | 1 | 0.1% | 1 | Graff, Agnieszka #48,918 |
| Political Science & Public Administration | 1 | 0.1% | 1 | Stanley, Ben #91,779 |
| Philosophy & Theology · 5 listed authors (0.3%) |
| Religions & Theology | 4 | 0.2% | 0 | Oviedo, Lluís #265,426 |
| Built Environment & Design · 4 listed authors (0.2%) |
| Building & Construction | 6 | 0.4% | 4 | Kim, Jeonghyun #36,094 |
| Urban & Regional Planning | 1 | 0.1% | 1 | Wach, Krzysztof #68,790 |
| Historical Studies · 4 listed authors (0.2%) |
| History | 3 | 0.2% | 0 | Domańska, Ewa #320,969 |
| Archaeology | 1 | 0.1% | 0 | Fernandes, Ricardo #207,749 |
| Public Health & Health Services · 3 listed authors (0.2%) |
| Rehabilitation | 3 | 0.2% | 1 | Aebisher, David #63,008 |
| Nursing | 2 | 0.1% | 0 | Dobrowolska, Beata B. #376,289 |
| Health Policy & Services | 1 | 0.1% | 0 | Golicki, Dominik T. #210,022 |
| Public Health | 1 | 0.1% | 1 | Luszczynska, Aleksandra #29,997 |
| Communication & Textual Studies · 3 listed authors (0.2%) |
| Languages & Linguistics | 3 | 0.2% | 3 | Pawlak, Miroslaw #10,984 |
| Literary Studies | 1 | 0.1% | 0 | Małecki, Wojciech #1,014,503 |