| Clinical Medicine · 464 listed authors (17.3%) |
| Pharmacology & Pharmacy | 184 | 6.9% | 45 | Alhazmi, Hassan Ahmad #17,389 |
| General & Internal Medicine | 95 | 3.5% | 14 | Meo, Sultan Ayoub #8,380 |
| Dentistry | 48 | 1.8% | 5 | Khurshid, Zohaib #13,901 |
| Oncology & Carcinogenesis | 14 | 0.5% | 5 | Rahmani, Arshad Husain #14,934 |
| Immunology | 12 | 0.4% | 4 | Allemailem, Khaled S. #20,727 |
| Neurology & Neurosurgery | 9 | 0.3% | 3 | Magistretti, Pierre J. #6,274 |
| Endocrinology & Metabolism | 6 | 0.2% | 3 | Al-Daghri, N. Mohammad #24,763 |
| Gastroenterology & Hepatology | 6 | 0.2% | 2 | Alqahtani, Saleh A. #35,620 |
| Emergency & Critical Care Medicine | 5 | 0.2% | 4 | Arabi, Yaseen M. #15,992 |
| Cardiovascular System & Hematology | 4 | 0.1% | 1 | Mousa, Shaker A. #22,307 |
| Legal & Forensic Medicine | 4 | 0.1% | 1 | Menezes, Ritesh G. #42,950 |
| Nuclear Medicine & Medical Imaging | 4 | 0.1% | 0 | Madkhali, Osama #255,318 |
| Ophthalmology & Optometry | 4 | 0.1% | 1 | Abu El Asrar, Ahmed M. #70,909 |
| Surgery | 4 | 0.1% | 0 | Bröering, Dieter Clemens #179,082 |
| Arthritis & Rheumatology | 2 | 0.1% | 1 | Nambi, Gopal #96,076 |
| Dermatology & Venereal Diseases | 2 | 0.1% | 0 | AlGhamdi, Khalid Mohammed S. #168,620 |
| General Clinical Medicine | 2 | 0.1% | 0 | Hamali, Hassan A. #682,242 |
| Obstetrics & Reproductive Medicine | 2 | 0.1% | 1 | Abu-Zaid, Ahmed #76,837 |
| Respiratory System | 2 | 0.1% | 1 | Alqahtani, Jaber S. #30,016 |
| Anesthesiology | 1 | 0.0% | 0 | El-Dawlatly, Abdelazeem Ali #355,790 |
| Complementary & Alternative Medicine | 1 | 0.0% | 0 | Al-Rawaf, Hadeel A. #538,344 |
| Orthopedics | 1 | 0.0% | 1 | Al-Qattan, Mohammad Manna #49,241 |
| Otorhinolaryngology | 1 | 0.0% | 0 | Mesallam, Tamer A. #537,302 |
| Pathology | 1 | 0.0% | 0 | Saleem, Shakir #347,748 |
| Tropical Medicine | 1 | 0.0% | 0 | Abd El-Kader, Shehab Mahmoud #194,634 |
| Enabling & Strategic Technologies · 460 listed authors (17.1%) |
| Energy | 274 | 10.2% | 149 | Ali, Hafiz Muhammad #854 |
| Materials | 129 | 4.8% | 33 | Saji, Viswanathan S. #5,822 |
| Nanoscience & Nanotechnology | 37 | 1.4% | 34 | Nazeeruddin, Mohammad Khaja #2,811 |
| Optoelectronics & Photonics | 22 | 0.8% | 1 | Ooi, Boon S. #89,412 |
| Biotechnology | 11 | 0.4% | 1 | Almuhayawi, Mohammed Saad #53,304 |
| Bioinformatics | 3 | 0.1% | 1 | Gao, Xin #32,038 |
| Strategic, Defence & Security Studies | 1 | 0.0% | 0 | Basahel, Abdulrahman Mohammed #330,791 |
| Information & Communication Technologies · 455 listed authors (16.9%) |
| Artificial Intelligence & Image Processing | 214 | 8.0% | 78 | Schmidhuber, Jürgen U. #63 |
| Networking & Telecommunications | 191 | 7.1% | 47 | Hossain, M. Shamim #3,058 |
| Software Engineering | 5 | 0.2% | 1 | Wonka, Peter #51,492 |
| Computation Theory & Mathematics | 2 | 0.1% | 0 | Imran, Muhammad #119,453 |
| Computer Hardware & Architecture | 2 | 0.1% | 0 | Farag, Mohammed M. #354,969 |
| Information Systems | 2 | 0.1% | 2 | Dwivedi, Yogesh K. #93 |
| Medical Informatics | 2 | 0.1% | 0 | Alanazi, Abdullah T. #140,201 |
| Distributed Computing | 1 | 0.0% | 0 | Keyes, David E. #201,974 |
| Chemistry · 429 listed authors (16.0%) |
| Organic Chemistry | 112 | 4.2% | 28 | Asiri, Abdullah M. #2,151 |
| Polymers | 63 | 2.3% | 23 | Umoren, Saviour Alphonsus #11,326 |
| Inorganic & Nuclear Chemistry | 53 | 2.0% | 8 | Saravanan, Muthupandian #10,444 |
| Medicinal & Biomolecular Chemistry | 53 | 2.0% | 13 | Bukhari, Syed Nasir Abbas #12,292 |
| Analytical Chemistry | 42 | 1.6% | 8 | ALOthman, Zeid A. #1,489 |
| General Chemistry | 25 | 0.9% | 5 | Shah, Syed Shaheen #14,461 |
| Physical Chemistry | 12 | 0.4% | 3 | Al-Fatesh, Ahmed Sadeq A. #25,007 |
| Physics & Astronomy · 238 listed authors (8.9%) |
| Applied Physics | 187 | 7.0% | 55 | Shkir, Mohd #4,954 |
| Chemical Physics | 37 | 1.4% | 16 | Saleh, Tawfik A. #227 |
| Nuclear & Particle Physics | 12 | 0.4% | 2 | Yasmin, Humaira #40,827 |
| Optics | 8 | 0.3% | 1 | Alshomrani, Ali Saleh #80,889 |
| General Physics | 6 | 0.2% | 3 | R Seadawy, Aly Ramadan #4,708 |
| Fluids & Plasmas | 5 | 0.2% | 3 | Schmid, Peter J. #1,934 |
| Engineering · 152 listed authors (5.7%) |
| Mechanical Engineering & Transports | 72 | 2.7% | 41 | Khan, Muhammad Ijaz #2,875 |
| Chemical Engineering | 51 | 1.9% | 32 | Baig, Nadeem #2,730 |
| Electrical & Electronic Engineering | 25 | 0.9% | 4 | Almakhles, Dhafer Jaber #35,395 |
| Environmental Engineering | 11 | 0.4% | 4 | Yaseen, Zaher Mundher #1,399 |
| Industrial Engineering & Automation | 10 | 0.4% | 2 | Mahmoud, Magdi S. #46,585 |
| Geological & Geomatics Engineering | 9 | 0.3% | 6 | Santamarina, Carlos J. #8,158 |
| Civil Engineering | 8 | 0.3% | 3 | Eltaher, Mohamed A. #57,328 |
| Aerospace & Aeronautics | 4 | 0.1% | 0 | Feron, Eric #269,762 |
| Biomedical Engineering | 4 | 0.1% | 2 | Hasan, Anwarul Ul #15,812 |
| Operations Research | 1 | 0.0% | 0 | Riaz, Muhammad #128,242 |
| Biology · 91 listed authors (3.4%) |
| Plant Biology & Botany | 92 | 3.4% | 43 | Tester, Mark A. #11,559 |
| Marine Biology & Hydrobiology | 6 | 0.2% | 3 | Duarte, C. M. #187 |
| Zoology | 4 | 0.1% | 0 | Nadeem, M. S. #183,379 |
| Entomology | 3 | 0.1% | 0 | Ghramh, Hamed A. #170,862 |
| Ecology | 2 | 0.1% | 2 | Maestre, Fernando T. #2,711 |
| Biomedical Research · 87 listed authors (3.2%) |
| Microbiology | 43 | 1.6% | 19 | Tedersoo, Leho #3,681 |
| Toxicology | 20 | 0.7% | 3 | Ahamed, Maqusood Basheer #10,370 |
| Biochemistry & Molecular Biology | 16 | 0.6% | 4 | Chaires, Jonathan Brad #31,582 |
| Mycology & Parasitology | 10 | 0.4% | 2 | Gareth Jones, Evan Benjamin #67,112 |
| Genetics & Heredity | 6 | 0.2% | 2 | Umair, Muhammad #29,272 |
| Biophysics | 4 | 0.1% | 0 | Khan, Mohammad Shahhnawaz #105,164 |
| Anatomy & Morphology | 3 | 0.1% | 0 | Eid, Refaat Ali Mohammed #291,857 |
| Nutrition & Dietetics | 3 | 0.1% | 1 | Ahmad, Md Faruque #24,225 |
| Developmental Biology | 2 | 0.1% | 0 | Aranda, Manuel #132,932 |
| Mathematics & Statistics · 73 listed authors (2.7%) |
| Applied Mathematics | 48 | 1.8% | 27 | Abdeljawad (Maraaba) T., Thabet #995 |
| General Mathematics | 26 | 1.0% | 5 | Samet, B. #22,527 |
| Numerical & Computational Mathematics | 7 | 0.3% | 4 | Xu, Jinchao #16,159 |
| Statistics & Probability | 5 | 0.2% | 5 | Aslam, Muhammad #6,137 |
| Earth & Environmental Sciences · 58 listed authors (2.2%) |
| Environmental Sciences | 39 | 1.5% | 35 | Raihan, Asif #1,652 |
| Geochemistry & Geophysics | 12 | 0.4% | 5 | Alkhalifah, Tariq Ali #9,123 |
| Meteorology & Atmospheric Sciences | 8 | 0.3% | 7 | Wada, Yoshihide #1,553 |
| Geology | 7 | 0.3% | 1 | Frenzel, Max #77,760 |
| Agriculture, Fisheries & Forestry · 52 listed authors (1.9%) |
| Food Science | 25 | 0.9% | 16 | Galanakis, Charis M. #2,475 |
| Dairy & Animal Science | 18 | 0.7% | 2 | Khafaga, Asmaa Fahmy #58,105 |
| Veterinary Sciences | 11 | 0.4% | 1 | Kandeel, M. A. #36,338 |
| Fisheries | 5 | 0.2% | 2 | Mansour, Abdallah Tageldein #68,187 |
| Agronomy & Agriculture | 3 | 0.1% | 2 | Young, Iain M. #57,914 |
| Economics & Business · 50 listed authors (1.9%) |
| Business & Management | 20 | 0.7% | 18 | Khan, Shahbaz #17,613 |
| Economics | 4 | 0.1% | 4 | Islam, Md Saiful #37,498 |
| Finance | 3 | 0.1% | 2 | Yousaf, Imran #9,058 |
| Sport, Leisure & Tourism | 3 | 0.1% | 2 | Rather, Raouf Ahmad #2,754 |
| Accounting | 1 | 0.0% | 1 | Hoque, Zahirul #78,603 |
| Industrial Relations | 1 | 0.0% | 0 | Timming, Andrew R. #119,917 |
| Logistics & Transportation | 1 | 0.0% | 1 | Alanazi, Fayez H. #15,515 |
| Marketing | 1 | 0.0% | 1 | Dash, Ganesh #58,786 |
| Built Environment & Design · 34 listed authors (1.3%) |
| Building & Construction | 41 | 1.5% | 30 | Amran, Mugahed Yahya Hussein #5,519 |
| Urban & Regional Planning | 2 | 0.1% | 2 | Almatar, Khalid Mohammed #45,469 |
| Design Practice & Management | 1 | 0.0% | 0 | Rajab, Khairan D. #259,327 |
| Public Health & Health Services · 24 listed authors (0.9%) |
| Nursing | 30 | 1.1% | 3 | Alharbi, Talal Ghazi #73,157 |
| Rehabilitation | 4 | 0.1% | 1 | Alghadir, Ahmad Hieder #60,859 |
| Social Sciences · 16 listed authors (0.6%) |
| Education | 20 | 0.7% | 13 | Sobaih, Abu Elnasr E. #19,645 |
| Information & Library Sciences | 1 | 0.0% | 0 | Alghamdi, Omar A. #418,368 |
| Communication & Textual Studies · 3 listed authors (0.1%) |
| Languages & Linguistics | 4 | 0.1% | 4 | Alamer, Abdullah #8,622 |