| Clinical Medicine · 536 listed authors (35.5%) |
| Dentistry | 117 | 7.7% | 15 | Siqueira, J. F. #3,288 |
| Tropical Medicine | 44 | 2.9% | 3 | Vasconcelos, Pedro V. #52,111 |
| Neurology & Neurosurgery | 43 | 2.8% | 14 | Peres, Mario F.P. #22,320 |
| Cardiovascular System & Hematology | 35 | 2.3% | 13 | Bensenor, Isabela M. #13,790 |
| General & Internal Medicine | 32 | 2.1% | 2 | Faro, Andre #49,720 |
| Pharmacology & Pharmacy | 32 | 2.1% | 5 | Calixto, João Batista #15,489 |
| Surgery | 22 | 1.5% | 0 | Perez, Rodrigo Oliva #124,297 |
| Psychiatry | 20 | 1.3% | 16 | Schuch, Felipe B. #17,176 |
| Obstetrics & Reproductive Medicine | 16 | 1.1% | 2 | Esteves, Sandro C. #8,575 |
| Immunology | 15 | 1.0% | 4 | Teixeira, Mauro Martins #58,701 |
| Dermatology & Venereal Diseases | 13 | 0.9% | 1 | Amante Miot, Helio Amante #16,555 |
| Sport Sciences | 13 | 0.9% | 4 | Silva, Diego Augusto Santos #16,777 |
| Emergency & Critical Care Medicine | 12 | 0.8% | 4 | Serpa Neto, Ary Serpa #60,587 |
| Endocrinology & Metabolism | 12 | 0.8% | 7 | Schmidt, Maria Inês #22,504 |
| Oncology & Carcinogenesis | 12 | 0.8% | 2 | Barrios, Carlos Henrique Escosteguy #6,984 |
| Orthopedics | 12 | 0.8% | 1 | Bertelli, J. A. #39,580 |
| Pediatrics | 10 | 0.7% | 0 | Procianoy, Renato S. #259,973 |
| Respiratory System | 10 | 0.7% | 1 | Amato, Marcelo Britto Passos #74,444 |
| Ophthalmology & Optometry | 9 | 0.6% | 2 | Júnior, Renato Ambrósio #47,945 |
| Urology & Nephrology | 9 | 0.6% | 3 | Pecoits-Filho, Roberto Flávio Silva #60,782 |
| General Clinical Medicine | 4 | 0.3% | 0 | Moresco, R. N. #505,471 |
| Nuclear Medicine & Medical Imaging | 4 | 0.3% | 1 | Kitamura, Felipe C. #68,044 |
| Otorhinolaryngology | 4 | 0.3% | 1 | Kowalski, Luiz Paulo #49,063 |
| Allergy | 3 | 0.2% | 0 | Cruz, Alvaro A. Augusto Souza Da #196,007 |
| Arthritis & Rheumatology | 3 | 0.2% | 0 | Appenzeller, Simone #154,729 |
| Gastroenterology & Hepatology | 3 | 0.2% | 0 | Kotze, Paulo Gustavo #119,131 |
| Legal & Forensic Medicine | 2 | 0.1% | 0 | Gusmão, Leonor #391,268 |
| Anesthesiology | 1 | 0.1% | 0 | Silva, Pedro Leme #241,464 |
| Complementary & Alternative Medicine | 1 | 0.1% | 0 | Berretta, Andresa Aparecida #473,627 |
| Geriatrics | 1 | 0.1% | 1 | Ferri, Cleusa Pinheiro #75,050 |
| Chemistry · 154 listed authors (10.2%) |
| Medicinal & Biomolecular Chemistry | 61 | 4.0% | 6 | Albuquerque, Ulysses Paulino #36,859 |
| Analytical Chemistry | 49 | 3.2% | 5 | Pasquini, Celio #30,466 |
| Polymers | 23 | 1.5% | 5 | Poletto, Matheus #42,405 |
| Organic Chemistry | 11 | 0.7% | 2 | Varma, Rajender S. #386 |
| Inorganic & Nuclear Chemistry | 7 | 0.5% | 0 | Beraldo, Heloísa De Oliveira #262,888 |
| Physical Chemistry | 3 | 0.2% | 1 | da Silva, Márcio José #84,383 |
| Biology · 142 listed authors (9.4%) |
| Ecology | 34 | 2.3% | 32 | Fearnside, Philip Martin #4,694 |
| Zoology | 33 | 2.2% | 3 | Zaher, H. El Dine #68,602 |
| Plant Biology & Botany | 25 | 1.7% | 9 | DaMatta, Fábio Murilo #34,831 |
| Entomology | 22 | 1.5% | 2 | Guedes, Raul Narciso C. #22,954 |
| Marine Biology & Hydrobiology | 11 | 0.7% | 3 | Thomaz, Sidinei Magela #30,927 |
| Ornithology | 3 | 0.2% | 0 | Marini, Miguel Ângelo #372,230 |
| Evolutionary Biology | 1 | 0.1% | 0 | Werneck, F. P. #137,757 |
| Agriculture, Fisheries & Forestry · 135 listed authors (8.9%) |
| Food Science | 47 | 3.1% | 28 | de Azeredo, Henriette Monteiro Cordeiro #7,415 |
| Agronomy & Agriculture | 43 | 2.8% | 13 | Barbedo, Jayme G.A. #2,447 |
| Veterinary Sciences | 16 | 1.1% | 0 | Santos, Renato De Lima #110,678 |
| Dairy & Animal Science | 13 | 0.9% | 0 | Baruselli, Pietro Sampaio #136,273 |
| Fisheries | 12 | 0.8% | 2 | Tacon, Albert G.J. #10,610 |
| Forestry | 9 | 0.6% | 1 | Alvares, Clayton Alcarde #61,544 |
| Horticulture | 1 | 0.1% | 0 | Tonetto De Freitas, Sergio Tonetto #285,725 |
| Physics & Astronomy · 106 listed authors (7.0%) |
| Nuclear & Particle Physics | 42 | 2.8% | 10 | Herdeiro, Carlos A.R. #18,312 |
| Applied Physics | 27 | 1.8% | 7 | Jório, Ado #17,960 |
| Fluids & Plasmas | 13 | 0.9% | 5 | Tsallis, Constantino #2,358 |
| Chemical Physics | 10 | 0.7% | 6 | Martinez, Leandro #13,030 |
| General Physics | 8 | 0.5% | 0 | Adhikari, Sadhan K. #117,484 |
| Acoustics | 4 | 0.3% | 1 | Brennan, Michael John #26,338 |
| Astronomy & Astrophysics | 3 | 0.2% | 2 | Overzier, Roderik A. #57,609 |
| Optics | 3 | 0.2% | 0 | Gomes, Anderson Stevens Leônidas #286,194 |
| Enabling & Strategic Technologies · 105 listed authors (7.0%) |
| Biotechnology | 41 | 2.7% | 10 | Soccol, Carlos Ricardo #13,466 |
| Materials | 30 | 2.0% | 10 | Mansur, Herman Sander #14,647 |
| Energy | 18 | 1.2% | 3 | Martínez-Huitle, Carlos A. #19,280 |
| Optoelectronics & Photonics | 13 | 0.9% | 1 | Leal-Junior, Arnaldo Gomes #83,330 |
| Nanoscience & Nanotechnology | 4 | 0.3% | 4 | Campos, Estefânia V.R. #39,775 |
| Strategic, Defence & Security Studies | 2 | 0.1% | 0 | Pereira, Anderson Espírito Santo #183,258 |
| Biomedical Research · 102 listed authors (6.8%) |
| Microbiology | 40 | 2.6% | 9 | Rodrigues, Marcio Lourenço #18,030 |
| Mycology & Parasitology | 17 | 1.1% | 5 | Dantas-Torres, Filipe #5,654 |
| Nutrition & Dietetics | 15 | 1.0% | 7 | Gonzalez, Maria Cristina #20,508 |
| Biochemistry & Molecular Biology | 14 | 0.9% | 3 | Franco, Octavio Luiz #28,637 |
| Toxicology | 12 | 0.8% | 4 | Rocha, Joao Batista Teixeira Da #44,093 |
| Virology | 9 | 0.6% | 0 | Grinsztejn, Beatriz Gilda Jegerhorn #116,977 |
| Anatomy & Morphology | 3 | 0.2% | 0 | Mandarim-De-Lacerda, Carlos Alberto #119,149 |
| Biophysics | 3 | 0.2% | 1 | Da Silva, Mauricio Baptista #92,315 |
| Genetics & Heredity | 3 | 0.2% | 1 | Giugliani, Roberto #91,918 |
| Physiology | 2 | 0.1% | 1 | Navas, Carlos Arturo #90,812 |
| Engineering · 81 listed authors (5.4%) |
| Chemical Engineering | 15 | 1.0% | 8 | Lima, Eder C. #13,875 |
| Operations Research | 14 | 0.9% | 8 | Frank, Alejandro Germán #24,326 |
| Mechanical Engineering & Transports | 13 | 0.9% | 0 | De Souza Mendes, Paulo R. #106,351 |
| Electrical & Electronic Engineering | 10 | 0.7% | 0 | Sguarezi, Alfeu J. #220,402 |
| Mining & Metallurgy | 8 | 0.5% | 1 | Tavares, Luís Marcelo M. #10,977 |
| Geological & Geomatics Engineering | 5 | 0.3% | 4 | Consoli, Nilo Cesar #25,277 |
| Industrial Engineering & Automation | 5 | 0.3% | 2 | Geromel, Josè C. #73,029 |
| Aerospace & Aeronautics | 4 | 0.3% | 0 | Prado, Antônio Fernando Bertachini De Almeida #406,841 |
| Civil Engineering | 4 | 0.3% | 2 | Assi, Gustavo R.S. #81,379 |
| Environmental Engineering | 3 | 0.2% | 2 | van Genuchten, Martinus Th. #686 |
| Earth & Environmental Sciences · 42 listed authors (2.8%) |
| Geology | 16 | 1.1% | 1 | Assine, Mario Luis #81,333 |
| Environmental Sciences | 10 | 0.7% | 7 | Malafaia, Guilherme #23,648 |
| Meteorology & Atmospheric Sciences | 7 | 0.5% | 7 | Marengo, José António #3,760 |
| Paleontology | 4 | 0.3% | 3 | Kellner, Alexander W.A. #44,292 |
| Geochemistry & Geophysics | 1 | 0.1% | 1 | Prinzhofer, Alain A. #59,167 |
| Information & Communication Technologies · 35 listed authors (2.3%) |
| Artificial Intelligence & Image Processing | 23 | 1.5% | 5 | Coelho, Leandro dos Santos #5,140 |
| Networking & Telecommunications | 11 | 0.7% | 3 | Rodrigues, Joel J.P.C. #8,910 |
| Computation Theory & Mathematics | 1 | 0.1% | 0 | Chaitin, Gregory J. #142,795 |
| Public Health & Health Services · 23 listed authors (1.5%) |
| Public Health | 26 | 1.7% | 14 | Monteiro, Carlos Augusto #1,271 |
| Nursing | 3 | 0.2% | 0 | Lopes-Júnior, Luís Carlos #212,682 |
| Rehabilitation | 1 | 0.1% | 0 | Battistella, Linamara Rizzo #311,501 |
| Speech-Language Pathology & Audiology | 1 | 0.1% | 0 | Behlau, Mara Suzana #119,923 |
| Mathematics & Statistics · 17 listed authors (1.1%) |
| General Mathematics | 14 | 0.9% | 4 | Alves, Claudianor Oliveira #17,508 |
| Applied Mathematics | 3 | 0.2% | 1 | Guariglia, Emanuel #54,092 |
| Statistics & Probability | 2 | 0.1% | 2 | Cordeiro, Gauss Moutinho #35,748 |
| Economics & Business · 16 listed authors (1.1%) |
| Business & Management | 8 | 0.5% | 8 | Louise Cunliffe, Ann L. #5,942 |
| Economics | 2 | 0.1% | 1 | Boeri, Tito #94,617 |
| Marketing | 2 | 0.1% | 2 | Vieira, Valter Afonso #62,536 |
| Agricultural Economics & Policy | 1 | 0.1% | 1 | Muradian, R. Sarache #46,763 |
| Econometrics | 1 | 0.1% | 1 | Firpo, Sergio P. #64,474 |
| Logistics & Transportation | 1 | 0.1% | 1 | Pereira, Rafael H.M. #24,932 |
| Built Environment & Design · 7 listed authors (0.5%) |
| Building & Construction | 7 | 0.5% | 7 | Toledo Filho, R. D. #30,940 |
| Design Practice & Management | 2 | 0.1% | 0 | Silva, Emílio Carlos Nelli #205,497 |
| Historical Studies · 3 listed authors (0.2%) |
| Anthropology | 1 | 0.1% | 1 | de Castro, Eduardo B.Viveiros #63,479 |
| Archaeology | 1 | 0.1% | 0 | Villagran, Ximena Suarez #418,060 |
| History of Science, Technology & Medicine | 1 | 0.1% | 0 | Cueto, Marcos #196,125 |
| Psychology & Cognitive Sciences · 3 listed authors (0.2%) |
| Human Factors | 1 | 0.1% | 0 | Saurin, Tarcisio Abreu #100,641 |
| Social Psychology | 1 | 0.1% | 1 | Fischer, Ronald #8,521 |
| Social Sciences · 2 listed authors (0.1%) |
| Education | 1 | 0.1% | 1 | Street, Brian V. #95,375 |
| Geography | 1 | 0.1% | 1 | Latrubesse, Edgardo Manuel #46,147 |
| Law | 1 | 0.1% | 0 | Legrand, Pierre #258,985 |
| Philosophy & Theology · 1 listed authors (0.1%) |