| Clinical Medicine · 97 listed authors (20.7%) |
| General & Internal Medicine | 21 | 4.5% | 4 | Service, Robert F. #9,241 |
| Neurology & Neurosurgery | 9 | 1.9% | 0 | Harmony, Thalía #114,601 |
| Urology & Nephrology | 8 | 1.7% | 2 | Sánchez-Lozada, Laura Gabriela #63,991 |
| Oncology & Carcinogenesis | 6 | 1.3% | 2 | Romieu, Isabelle #37,344 |
| Dentistry | 5 | 1.1% | 0 | Kan, Joseph Y.K. #171,863 |
| Pharmacology & Pharmacy | 5 | 1.1% | 1 | Leyva-Gómez, Gerardo #96,952 |
| Gastroenterology & Hepatology | 4 | 0.9% | 1 | Méndez-Sánchez, Nahúm #59,178 |
| Surgery | 4 | 0.9% | 0 | Singh, Tajinder P. #135,212 |
| Cardiovascular System & Hematology | 3 | 0.6% | 0 | Amsterdam, Ezra Abraham #144,644 |
| Dermatology & Venereal Diseases | 3 | 0.6% | 0 | Arenas, Roberto G. #260,689 |
| Endocrinology & Metabolism | 3 | 0.6% | 3 | Aguilar-Salinas, Carlos Alberto #28,680 |
| Psychiatry | 3 | 0.6% | 2 | Benjet, Corina #33,849 |
| Respiratory System | 3 | 0.6% | 3 | Selman-Lama, Moisés E. #25,266 |
| Allergy | 2 | 0.4% | 1 | Larenas-Linnemann, Désirée E.S. #74,264 |
| Arthritis & Rheumatology | 2 | 0.4% | 0 | Martínez-Lavín, Manuel #146,813 |
| Immunology | 2 | 0.4% | 1 | Rosales, Carlos #13,335 |
| Pathology | 2 | 0.4% | 0 | Albores Saavedra, Jorge #187,990 |
| Emergency & Critical Care Medicine | 1 | 0.2% | 0 | Ñamendys-Silva, Silvio A. #286,356 |
| Nuclear Medicine & Medical Imaging | 1 | 0.2% | 0 | Vega Carrillo, H. R. #482,973 |
| Orthopedics | 1 | 0.2% | 0 | Simental-Mendía, M. Alberto #322,464 |
| Pediatrics | 1 | 0.2% | 0 | Villasís-Keever, Miguel Ángel #423,105 |
| Physics & Astronomy · 66 listed authors (14.1%) |
| Nuclear & Particle Physics | 30 | 6.4% | 5 | Gómez-Aguilar, José Francisco #12,489 |
| Applied Physics | 18 | 3.8% | 0 | Pal, Umapada #127,097 |
| Chemical Physics | 8 | 1.7% | 3 | Galano, Annia #10,032 |
| Optics | 6 | 1.3% | 0 | Rosales-Guzmán, Carmelo #104,469 |
| Astronomy & Astrophysics | 3 | 0.6% | 3 | Masset, Frédéric S. #54,145 |
| Mathematical Physics | 1 | 0.2% | 1 | Plebañski, Jerzy F. #74,346 |
| Engineering · 48 listed authors (10.3%) |
| Industrial Engineering & Automation | 20 | 4.3% | 9 | Moreno, Jaime A. #16,728 |
| Electrical & Electronic Engineering | 10 | 2.1% | 1 | Romero-Troncoso, R. J. #98,419 |
| Chemical Engineering | 6 | 1.3% | 1 | Bonilla-Petriciolet, A. X.N. #71,452 |
| Mechanical Engineering & Transports | 4 | 0.9% | 1 | Farfan-Cabrera, Leonardo Israel #53,672 |
| Biomedical Engineering | 3 | 0.6% | 1 | Jakus, Adam E. #97,535 |
| Mining & Metallurgy | 3 | 0.6% | 0 | Lapidus-Lavine, Gretchen T. #313,095 |
| Operations Research | 3 | 0.6% | 1 | Cárdenas-Barrón, Leopoldo Eduardo #25,467 |
| Environmental Engineering | 1 | 0.2% | 0 | Jiménez, C. Blanca #140,560 |
| Geological & Geomatics Engineering | 1 | 0.2% | 1 | Mas-Caussel, Jean F. #72,847 |
| Enabling & Strategic Technologies · 44 listed authors (9.4%) |
| Biotechnology | 13 | 2.8% | 3 | Sánchez, Carmen #22,781 |
| Energy | 11 | 2.4% | 2 | Ancheyta, Jorge #44,435 |
| Materials | 11 | 2.4% | 1 | Meredig, Bryce #84,697 |
| Optoelectronics & Photonics | 5 | 1.1% | 1 | Venegas-Andraca, Salvador E. #32,842 |
| Strategic, Defence & Security Studies | 2 | 0.4% | 2 | Alcántara-Ayala, Irasema #60,109 |
| Bioinformatics | 1 | 0.2% | 0 | Vargas-De-León, Cruz #115,483 |
| Agriculture, Fisheries & Forestry · 41 listed authors (8.8%) |
| Food Science | 16 | 3.4% | 11 | Serna-Saldivar, Sergio O. #11,336 |
| Dairy & Animal Science | 11 | 2.4% | 2 | Salem, A. Z.M. #75,319 |
| Agronomy & Agriculture | 7 | 1.5% | 2 | Erenstein, Olaf #9,171 |
| Fisheries | 7 | 1.5% | 0 | Martinez-Porchas, Marcel #163,867 |
| Forestry | 1 | 0.2% | 0 | Sáenz-Romero, Cuauhtémoc #306,805 |
| Biology · 41 listed authors (8.8%) |
| Plant Biology & Botany | 25 | 5.3% | 11 | Crossa, José Luis #3,968 |
| Entomology | 7 | 1.5% | 0 | Córdoba Aguilar, Alex #109,187 |
| Ecology | 5 | 1.1% | 5 | Morrone, Juan J. #8,599 |
| Marine Biology & Hydrobiology | 3 | 0.6% | 0 | Álvarez-Filip, Lorenzo #138,164 |
| Evolutionary Biology | 1 | 0.2% | 0 | Magallón, Susana #100,135 |
| Information & Communication Technologies · 33 listed authors (7.1%) |
| Artificial Intelligence & Image Processing | 24 | 5.1% | 11 | Coello Coello, Carlos A. #968 |
| Networking & Telecommunications | 6 | 1.3% | 0 | Marmolejo-Saucedo, Jose Antonio #127,552 |
| Computation Theory & Mathematics | 2 | 0.4% | 0 | Valle-Cruz, David #121,239 |
| Biomedical Research · 31 listed authors (6.6%) |
| Microbiology | 14 | 3.0% | 5 | Santoyo, Gustavo #3,079 |
| Biochemistry & Molecular Biology | 8 | 1.7% | 2 | Pedraza-Chaverri, José #42,199 |
| Mycology & Parasitology | 4 | 0.9% | 0 | Perez-Ponce de Leon, G. #183,223 |
| Nutrition & Dietetics | 4 | 0.9% | 2 | Rivera-Dommarco, Juan Ángel #35,566 |
| Toxicology | 3 | 0.6% | 1 | Muriel, Pablo #51,031 |
| Developmental Biology | 2 | 0.4% | 1 | Montesinos-López, Osval Antonio #65,088 |
| Virology | 2 | 0.4% | 0 | Arias, Carlos F. #327,915 |
| Biophysics | 1 | 0.2% | 0 | Bello, Martiniano #374,218 |
| Chemistry · 24 listed authors (5.1%) |
| Organic Chemistry | 8 | 1.7% | 2 | Varela, Ana Sofía #22,828 |
| Medicinal & Biomolecular Chemistry | 4 | 0.9% | 1 | Medina-Franco, José L. #26,967 |
| Polymers | 4 | 0.9% | 0 | Elias-Zuniga, Alex #119,385 |
| Analytical Chemistry | 3 | 0.6% | 0 | Madou, Marc J. #144,633 |
| Inorganic & Nuclear Chemistry | 3 | 0.6% | 1 | Kharisov, Boris Ildusovich #67,233 |
| Physical Chemistry | 2 | 0.4% | 0 | Obregón, S. #140,617 |
| Earth & Environmental Sciences · 15 listed authors (3.2%) |
| Environmental Sciences | 9 | 1.9% | 7 | Iqbal, Hafiz M.N. #7,075 |
| Geochemistry & Geophysics | 3 | 0.6% | 2 | VERMA, SURENDRA P. #64,943 |
| Geology | 2 | 0.4% | 1 | Armstrong-Altrin, John S. #37,523 |
| Oceanography | 1 | 0.2% | 0 | Silva-Casarin, Rodolfo #161,797 |
| Social Sciences · 7 listed authors (1.5%) |
| Education | 2 | 0.4% | 1 | Ramirez-Montoya, Maria Soledad #14,890 |
| Geography | 2 | 0.4% | 2 | Rosset, Peter Michael #65,541 |
| Information & Library Sciences | 1 | 0.2% | 0 | Machin-Mastromatteo, Juan D. #381,989 |
| Political Science & Public Administration | 1 | 0.2% | 1 | Peeters, Rik #39,432 |
| Public Health & Health Services · 6 listed authors (1.3%) |
| Public Health | 5 | 1.1% | 3 | Barquera, Simón #29,601 |
| Nursing | 1 | 0.2% | 0 | Toledano-Toledano, Filiberto #366,573 |
| Substance Abuse | 1 | 0.2% | 1 | Anderson, Peter #98,631 |
| Mathematics & Statistics · 6 listed authors (1.3%) |
| General Mathematics | 3 | 0.6% | 0 | Villarreal, R. H. #166,701 |
| Applied Mathematics | 1 | 0.2% | 0 | Kravchenko, Vladislav V. #496,249 |
| Numerical & Computational Mathematics | 1 | 0.2% | 0 | Macías-Díaz, J. E. #133,990 |
| Economics & Business · 6 listed authors (1.3%) |
| Business & Management | 4 | 0.9% | 4 | Husted, Bryan W. #9,772 |
| Built Environment & Design · 2 listed authors (0.4%) |
| Building & Construction | 2 | 0.4% | 1 | Escalante-García, José Iván #34,393 |
| Psychology & Cognitive Sciences · 1 listed authors (0.2%) |
| Behavioral Science & Comparative Psychology | 1 | 0.2% | 0 | Estrada, Alejandro #100,800 |
| Social Psychology | 1 | 0.2% | 1 | Merino-Soto, César A. #86,769 |
| Historical Studies · 0 listed authors (0.0%) |
| History | 1 | 0.2% | 0 | Jackson, Robert H. #532,108 |