| Clinical Medicine · 1,258 listed authors (31.4%) |
| Oncology & Carcinogenesis | 142 | 3.5% | 50 | Cho, Byoungchul #8,813 |
| Nuclear Medicine & Medical Imaging | 136 | 3.4% | 16 | Ye, Jongchul #4,129 |
| Pharmacology & Pharmacy | 93 | 2.3% | 14 | Kim, Dong Hyun #7,489 |
| General & Internal Medicine | 74 | 1.8% | 8 | Lee, Seung Won #21,143 |
| Neurology & Neurosurgery | 73 | 1.8% | 14 | Kim, Jong-sung #16,479 |
| Surgery | 62 | 1.5% | 3 | Hong, Joonpio Jp #39,512 |
| Gastroenterology & Hepatology | 59 | 1.5% | 14 | Park, Joongwon #6,372 |
| Cardiovascular System & Hematology | 56 | 1.4% | 20 | Kim, Hyeon Chang #13,190 |
| Orthopedics | 54 | 1.3% | 2 | Oh, Joo Han #85,510 |
| Dentistry | 43 | 1.1% | 5 | Lee, Yongkeun #53,319 |
| Otorhinolaryngology | 39 | 1.0% | 0 | Tae, Kyung #133,368 |
| Dermatology & Venereal Diseases | 37 | 0.9% | 5 | Boo, Yong C. #13,079 |
| Endocrinology & Metabolism | 35 | 0.9% | 18 | Lim, Soo #12,614 |
| Complementary & Alternative Medicine | 33 | 0.8% | 1 | Lee, Myeong Soo #91,314 |
| General Clinical Medicine | 33 | 0.8% | 0 | Ki, Chang Seok #114,419 |
| Urology & Nephrology | 31 | 0.8% | 4 | Kang, Dukhee #35,936 |
| Ophthalmology & Optometry | 29 | 0.7% | 1 | Rim, Tyler Hyungtaek #85,524 |
| Immunology | 27 | 0.7% | 8 | Karki, Rajendra #17,779 |
| Anesthesiology | 23 | 0.6% | 7 | Kang, Hyun #2,478 |
| Respiratory System | 18 | 0.4% | 4 | Koh, Wonjung #39,481 |
| Psychiatry | 11 | 0.3% | 7 | Shin, Jae Il #13,904 |
| Arthritis & Rheumatology | 10 | 0.2% | 4 | Lee, Young Ho #16,001 |
| Environmental & Occupational Health | 10 | 0.2% | 0 | Kim, Yangho #115,749 |
| Pediatrics | 9 | 0.2% | 0 | Ahn, So-yoon #245,555 |
| Obstetrics & Reproductive Medicine | 8 | 0.2% | 0 | Kim, Chongjai #166,077 |
| Allergy | 7 | 0.2% | 1 | Ahn, Kangmo #97,976 |
| Geriatrics | 2 | 0.0% | 1 | Kim, Mi Ji #68,640 |
| Sport Sciences | 2 | 0.0% | 2 | Taylor, Nigel A.S. #60,721 |
| Emergency & Critical Care Medicine | 1 | 0.0% | 0 | Kim, Won-young #202,742 |
| Legal & Forensic Medicine | 1 | 0.0% | 0 | Lee, Hwan Young #313,937 |
| Tropical Medicine | 1 | 0.0% | 0 | Yoon, In-kyu #443,341 |
| Enabling & Strategic Technologies · 706 listed authors (17.6%) |
| Nanoscience & Nanotechnology | 173 | 4.3% | 165 | Park, Nam-gyu #302 |
| Materials | 169 | 4.2% | 52 | Kim, Hyoung Seop #2,911 |
| Energy | 158 | 3.9% | 38 | Geem, Zong Woo #9,496 |
| Biotechnology | 84 | 2.1% | 23 | Lee, Sang Yup #1,738 |
| Optoelectronics & Photonics | 34 | 0.8% | 2 | Kim, Jaehwan #42,319 |
| Bioinformatics | 6 | 0.1% | 4 | Steinegger, Martin #9,420 |
| Strategic, Defence & Security Studies | 5 | 0.1% | 0 | Yoon, D. K. #168,733 |
| Engineering · 404 listed authors (10.1%) |
| Electrical & Electronic Engineering | 82 | 2.0% | 9 | Sul, Seungki #17,750 |
| Industrial Engineering & Automation | 66 | 1.6% | 18 | Park, Juhyun #5,419 |
| Biomedical Engineering | 62 | 1.5% | 12 | Kim, Hae-won #21,866 |
| Mechanical Engineering & Transports | 62 | 1.5% | 7 | Khoshvaght-Aliabadi, Morteza #31,554 |
| Chemical Engineering | 52 | 1.3% | 23 | Jhung, Sung Hwa #16,304 |
| Aerospace & Aeronautics | 31 | 0.8% | 1 | Myong, Rhoshin #83,117 |
| Civil Engineering | 28 | 0.7% | 7 | Kodur, Venkatesh K.R. #2,480 |
| Mining & Metallurgy | 18 | 0.4% | 4 | Park, Joohyun #19,830 |
| Geological & Geomatics Engineering | 14 | 0.3% | 8 | Saro, Lee M. #2,934 |
| Environmental Engineering | 13 | 0.3% | 3 | Cho, Kyung Hwa #54,586 |
| Operations Research | 4 | 0.1% | 2 | Sarkar, Biswajit #3,718 |
| Information & Communication Technologies · 323 listed authors (8.1%) |
| Artificial Intelligence & Image Processing | 148 | 3.7% | 57 | Ahn, Choon Ki #6,649 |
| Networking & Telecommunications | 133 | 3.3% | 24 | Ullah, Inam #20,782 |
| Computer Hardware & Architecture | 13 | 0.3% | 1 | Jung, Myoungsoo #83,167 |
| Information Systems | 7 | 0.2% | 7 | Nam, Taewoo #13,582 |
| Medical Informatics | 6 | 0.1% | 0 | Park, Hyeounae #117,040 |
| Software Engineering | 3 | 0.1% | 1 | Yoo, Shin #40,853 |
| Computation Theory & Mathematics | 1 | 0.0% | 0 | Oum, Sang-il #284,935 |
| Distributed Computing | 1 | 0.0% | 0 | Hong, Cheol-ho #740,037 |
| Chemistry · 315 listed authors (7.9%) |
| Polymers | 86 | 2.1% | 22 | Park, Soo-jin #1,853 |
| Analytical Chemistry | 62 | 1.5% | 10 | Wei, Qin #33,465 |
| Medicinal & Biomolecular Chemistry | 51 | 1.3% | 5 | Yi, Young-su #29,849 |
| Organic Chemistry | 50 | 1.2% | 13 | Fukuzumi, Shunichi #4,229 |
| General Chemistry | 33 | 0.8% | 2 | Nam, Wonwoo #12,880 |
| Physical Chemistry | 25 | 0.6% | 9 | Choi, Wonyong Yong #11,726 |
| Inorganic & Nuclear Chemistry | 13 | 0.3% | 2 | Ok, Kang Min #18,410 |
| Physics & Astronomy · 301 listed authors (7.5%) |
| Applied Physics | 239 | 6.0% | 39 | Hwang, Cheolseong #7,579 |
| Nuclear & Particle Physics | 40 | 1.0% | 8 | Mukhanov, Viatcheslav F. #13,246 |
| Chemical Physics | 31 | 0.8% | 12 | Joo, Sangwoo #12,750 |
| Optics | 23 | 0.6% | 4 | Lee, Byoungho #9,240 |
| General Physics | 15 | 0.4% | 2 | Fischer, Uwe R. #75,698 |
| Acoustics | 11 | 0.3% | 3 | Sohn, Hoon #7,317 |
| Fluids & Plasmas | 11 | 0.3% | 4 | Lee, Sang-joon #34,342 |
| Astronomy & Astrophysics | 4 | 0.1% | 2 | Yoon, Sungchul #38,719 |
| Biomedical Research · 220 listed authors (5.5%) |
| Biochemistry & Molecular Biology | 109 | 2.7% | 22 | Rhee, Sue Goo #7,900 |
| Microbiology | 49 | 1.2% | 12 | Jo, Eun-kyeong #11,724 |
| Toxicology | 41 | 1.0% | 2 | Hong, Yoon-chul #61,678 |
| Developmental Biology | 16 | 0.4% | 9 | Kim, V. Narry #9,096 |
| Nutrition & Dietetics | 14 | 0.3% | 3 | Park, Sunmin #19,433 |
| Virology | 12 | 0.3% | 1 | Lee, Changhee #89,289 |
| Mycology & Parasitology | 5 | 0.1% | 0 | Huh, Sun #117,159 |
| Genetics & Heredity | 4 | 0.1% | 1 | Lee, Seunggeun Shawn #96,626 |
| Anatomy & Morphology | 3 | 0.1% | 0 | Kim, Hee-jin #192,969 |
| Microscopy | 3 | 0.1% | 0 | Choi, Samjinn Jin #298,672 |
| Biophysics | 2 | 0.0% | 0 | Yoo, Jejoong #248,106 |
| Agriculture, Fisheries & Forestry · 103 listed authors (2.6%) |
| Dairy & Animal Science | 49 | 1.2% | 5 | Joo, Seontea #36,427 |
| Food Science | 31 | 0.8% | 16 | Rhim, Jong-whan #305 |
| Veterinary Sciences | 15 | 0.4% | 0 | Lee, Johnhwa #133,445 |
| Fisheries | 6 | 0.1% | 2 | Kim, Jun-hwan #59,272 |
| Forestry | 5 | 0.1% | 0 | Kang, Chunwon #224,947 |
| Agronomy & Agriculture | 1 | 0.0% | 0 | Kim, Wan-soo #235,570 |
| Horticulture | 1 | 0.0% | 0 | Park, Sin-ae #298,003 |
| Biology · 93 listed authors (2.3%) |
| Plant Biology & Botany | 83 | 2.1% | 24 | Muthu, Thiruvengadam #9,847 |
| Entomology | 12 | 0.3% | 1 | Meyer‑Rochow, Victor Benno #23,654 |
| Ecology | 2 | 0.0% | 1 | Kim, Gunwoo #51,867 |
| Marine Biology & Hydrobiology | 2 | 0.0% | 0 | Jeong, Hae Jin #116,736 |
| Zoology | 2 | 0.0% | 0 | Karanovic, Ivana #493,784 |
| Public Health & Health Services · 70 listed authors (1.7%) |
| Nursing | 52 | 1.3% | 4 | Lee, Eun Hyun #25,925 |
| Public Health | 11 | 0.3% | 7 | Kim, Jinho #30,054 |
| Rehabilitation | 9 | 0.2% | 4 | Lee, Sang Yoon #74,119 |
| Speech-Language Pathology & Audiology | 3 | 0.1% | 1 | Chung, Joonson #31,683 |
| Health Policy & Services | 2 | 0.0% | 1 | Kwon, Soonman #80,291 |
| Gerontology | 1 | 0.0% | 0 | Jang, Yuri #130,427 |
| Economics & Business · 57 listed authors (1.4%) |
| Sport, Leisure & Tourism | 15 | 0.4% | 15 | Han, Heesup #111 |
| Marketing | 12 | 0.3% | 12 | Yi, Youjae #9,376 |
| Business & Management | 9 | 0.2% | 9 | Choi, Jinnam #13,371 |
| Economics | 7 | 0.2% | 6 | Lee, Jongwha #25,181 |
| Logistics & Transportation | 5 | 0.1% | 1 | Wang, Xueqin #39,142 |
| Finance | 2 | 0.0% | 2 | Choi, Sun-yong #31,345 |
| Agricultural Economics & Policy | 1 | 0.0% | 1 | Nayga, Rodolfo M. #61,180 |
| Econometrics | 1 | 0.0% | 1 | Choi, In #65,531 |
| Earth & Environmental Sciences · 42 listed authors (1.0%) |
| Environmental Sciences | 40 | 1.0% | 35 | Kim, Ki Hyun #561 |
| Meteorology & Atmospheric Sciences | 13 | 0.3% | 12 | Timmermann, Axel #12,743 |
| Geology | 3 | 0.1% | 0 | Chough, Sung Kwun #122,625 |
| Geochemistry & Geophysics | 2 | 0.0% | 1 | Jung, Haemyeong #96,955 |
| Social Sciences · 37 listed authors (0.9%) |
| Education | 23 | 0.6% | 10 | Linnenbrink-Garcia, Lisa #9,656 |
| Information & Library Sciences | 7 | 0.2% | 0 | Park, Han Woo #118,242 |
| Political Science & Public Administration | 6 | 0.1% | 5 | Moon, Myung-jae #24,828 |
| Demography | 1 | 0.0% | 1 | Piper, Nicola #45,220 |
| Family Studies | 1 | 0.0% | 0 | Joo, Sohyun #132,903 |
| Science Studies | 1 | 0.0% | 1 | Yun, Jinhyo Joseph #78,402 |
| Social Sciences Methods | 1 | 0.0% | 0 | Cho, Eunseong #109,425 |
| Built Environment & Design · 29 listed authors (0.7%) |
| Building & Construction | 24 | 0.6% | 20 | Yoo, Doo-yeol #4,298 |
| Urban & Regional Planning | 3 | 0.1% | 3 | Lee, Sugie #70,696 |
| Design Practice & Management | 2 | 0.0% | 1 | Youn, Byengdong #46,697 |
| Mathematics & Statistics · 24 listed authors (0.6%) |
| General Mathematics | 16 | 0.4% | 6 | Das, Kinkar Chandra #22,417 |
| Applied Mathematics | 13 | 0.3% | 6 | Shah, Nehad Ali #10,262 |
| Numerical & Computational Mathematics | 1 | 0.0% | 0 | Chun, Changbum #211,020 |
| Statistics & Probability | 1 | 0.0% | 1 | Lee, Juhee #56,283 |
| Communication & Textual Studies · 12 listed authors (0.3%) |
| Communication & Media Studies | 7 | 0.2% | 6 | Lee, Eun-ju #20,860 |
| Languages & Linguistics | 3 | 0.1% | 3 | Lee, Sangmin Michelle #13,800 |
| Literary Studies | 1 | 0.0% | 0 | Estók, Simon C. #908,565 |
| Psychology & Cognitive Sciences · 8 listed authors (0.2%) |
| Human Factors | 5 | 0.1% | 4 | Sundar, S. Shyam #920 |
| Social Psychology | 3 | 0.1% | 2 | Joshanloo, Mohsen #8,247 |
| Experimental Psychology | 1 | 0.0% | 1 | Kim, Hongkeun #78,287 |
| General Psychology & Cognitive Sciences | 1 | 0.0% | 0 | Lee, Sangmin #205,874 |
| Philosophy & Theology · 2 listed authors (0.0%) |
| Religions & Theology | 2 | 0.0% | 0 | Jung, Jong Hyun #303,513 |