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Company · Toronto · Canada

Thornhill Medical (Canada)

thornhillmedical.comROR OpenAlex
World rank, all time
#12,838
of 34,923
Rank in Canada
#257
of 718
Research works
304
▼ 19% vs 2018-21
Citations
5.8k
19.1 per fractional work
Top-10% rate
6.1%
all institutions 10.0%
vs its own fields
0.94×
1.00× is exactly expected
Open access
27%
world 40%
International
26%
world 18%
Thornhill Medical (Canada)

Which fields of science does Thornhill Medical (Canada) work in?

In 2022-now, 48% of research at Thornhill Medical (Canada) is in Health Sciences, 24% in Social Sciences. Its largest fields are Medicine (43%), Social Sciences (19%), Engineering (7%). It does 1.9× the world's share of Health Sciences.

Health Sciences: 26 fractional works · 47.9% of its workMedicine: 24 fractional works · 43.3% of its workSurgery: 5 fractional works · 9.6% of its workCardiology and Cardiovascular Medicine: 3 fractional works · 4.8% of its workPulmonary and Respiratory Medicine: 2 fractional works · 3.0% of its workComplementary and alternative medicine: 2 fractional works · 2.7% of its workPhysiology: 1 fractional works · 2.6% of its workEndocrinology, Diabetes and Metabolism: 1 fractional works · 2.3% of its workPsychiatry and Mental health: 1 fractional works · 2.3% of its workObstetrics and Gynecology: 1 fractional works · 1.7% of its workAnesthesiology and Pain Medicine: 1 fractional works · 1.5% of its workRadiology, Nuclear Medicine and Imaging: 1 fractional works · 1.4% of its workPharmacology: 1 fractional works · 1.3% of its workPublic Health, Environmental and Occupational Health: 1 fractional works · 1.2% of its workNephrology: 1 fractional works · 1.2% of its workOrthopedics and Sports Medicine: 1 fractional works · 1.2% of its workPediatrics, Perinatology and Child Health: 0 fractional works · 0.8% of its workDermatology: 0 fractional works · 0.8% of its workEpidemiology: 0 fractional works · 0.7% of its workOphthalmology: 0 fractional works · 0.7% of its workInternal Medicine: 0 fractional works · 0.6% of its workInfectious Diseases: 0 fractional works · 0.6% of its workNeurology: 0 fractional works · 0.5% of its workGeriatrics and Gerontology: 0 fractional works · 0.3% of its workHepatology: 0 fractional works · 0.3% of its workRehabilitation: 0 fractional works · 0.3% of its workOncology: 0 fractional works · 0.3% of its workHematology: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.5% of its workHealth Professions: 2 fractional works · 4.3% of its workGeneral Health Professions: 1 fractional works · 2.1% of its workHealth Information Management: 0 fractional works · 0.8% of its workMedical Laboratory Technology: 0 fractional works · 0.6% of its workPhysical Therapy, Sports Therapy and Rehabilitation: 0 fractional works · 0.3% of its workOccupational Therapy: 0 fractional works · 0.2% of its workSpeech and Hearing: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.1% of its workNursing: 0 fractional works · 0.2% of its workNutrition and Dietetics: 0 fractional works · 0.2% of its workDentistry: 0 fractional works · 0.1% of its workSocial Sciences: 13 fractional works · 24.2% of its workSocial Sciences: 11 fractional works · 19.2% of its workPolitical Science and International Relations: 5 fractional works · 8.6% of its workSociology and Political Science: 2 fractional works · 3.2% of its workEducation: 2 fractional works · 2.7% of its workAnthropology: 1 fractional works · 2.2% of its workGender Studies: 0 fractional works · 0.9% of its workDevelopment: 0 fractional works · 0.6% of its workHealth: 0 fractional works · 0.5% of its workPublic Administration: 0 fractional works · 0.5% of its workPsychology: 2 fractional works · 3.0% of its workClinical Psychology: 1 fractional works · 1.3% of its workSocial Psychology: 1 fractional works · 1.3% of its workApplied Psychology: 0 fractional works · 0.2% of its workDevelopmental and Educational Psychology: 0 fractional works · 0.2% of its workArts and Humanities: 1 fractional works · 1.1% of its workArcheology: 0 fractional works · 0.8% of its workHistory: 0 fractional works · 0.3% of its workBusiness, Management and Accounting: 0 fractional works · 0.9% of its workBusiness and International Management: 0 fractional works · 0.6% of its workAccounting: 0 fractional works · 0.3% of its workPhysical Sciences: 11 fractional works · 20.1% of its workEngineering: 4 fractional works · 6.9% of its workBuilding and Construction: 1 fractional works · 1.8% of its workCivil and Structural Engineering: 1 fractional works · 1.5% of its workMechanical Engineering: 1 fractional works · 1.3% of its workBiomedical Engineering: 1 fractional works · 1.0% of its workSafety, Risk, Reliability and Quality: 0 fractional works · 0.3% of its workAutomotive Engineering: 0 fractional works · 0.3% of its workIndustrial and Manufacturing Engineering: 0 fractional works · 0.3% of its workAerospace Engineering: 0 fractional works · 0.2% of its workControl and Systems Engineering: 0 fractional works · 0.2% of its workEnvironmental Science: 3 fractional works · 4.6% of its workWater Science and Technology: 1 fractional works · 1.5% of its workEnvironmental Engineering: 0 fractional works · 0.9% of its workPollution: 0 fractional works · 0.6% of its workHealth, Toxicology and Mutagenesis: 0 fractional works · 0.5% of its workGlobal and Planetary Change: 0 fractional works · 0.5% of its workEnvironmental Chemistry: 0 fractional works · 0.3% of its workEcology: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.1% of its workEarth and Planetary Sciences: 2 fractional works · 3.6% of its workAtmospheric Science: 1 fractional works · 1.6% of its workEarth-Surface Processes: 0 fractional works · 0.8% of its workPaleontology: 0 fractional works · 0.5% of its workSpace and Planetary Science: 0 fractional works · 0.5% of its workGeochemistry and Petrology: 0 fractional works · 0.2% of its workComputer Science: 1 fractional works · 1.6% of its workInformation Systems: 1 fractional works · 0.9% of its workArtificial Intelligence: 0 fractional works · 0.5% of its workHuman-Computer Interaction: 0 fractional works · 0.2% of its workPhysics and Astronomy: 1 fractional works · 1.5% of its workAstronomy and Astrophysics: 0 fractional works · 0.9% of its workAtomic and Molecular Physics, and Optics: 0 fractional works · 0.3% of its workStatistical and Nonlinear Physics: 0 fractional works · 0.3% of its workMathematics: 1 fractional works · 1.0% of its workApplied Mathematics: 0 fractional works · 0.3% of its workGeometry and Topology: 0 fractional works · 0.3% of its workModeling and Simulation: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.1% of its workEnergy: 0 fractional works · 0.6% of its workEnergy Engineering and Power Technology: 0 fractional works · 0.3% of its workRenewable Energy, Sustainability and the Environment: 0 fractional works · 0.3% of its workMaterials Science: 0 fractional works · 0.2% of its workMaterials Chemistry: 0 fractional works · 0.2% of its workLife Sciences: 4 fractional works · 7.8% of its workPharmacology, Toxicology and Pharmaceutics: 1 fractional works · 2.6% of its workToxicology: 1 fractional works · 1.2% of its workPharmacology: 0 fractional works · 0.6% of its workDrug Discovery: 0 fractional works · 0.6% of its workSmaller subfields together: 0 fractional works · 0.1% of its workBiochemistry, Genetics and Molecular Biology: 1 fractional works · 2.4% of its workMolecular Biology: 1 fractional works · 1.0% of its workPhysiology: 0 fractional works · 0.6% of its workBiophysics: 0 fractional works · 0.4% of its workGenetics: 0 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.1% of its workAgricultural and Biological Sciences: 1 fractional works · 1.7% of its workPlant Science: 1 fractional works · 1.0% of its workFood Science: 0 fractional works · 0.5% of its workSmaller subfields together: 0 fractional works · 0.1% of its workNeuroscience: 0 fractional works · 0.9% of its workEndocrine and Autonomic Systems: 0 fractional works · 0.6% of its workCognitive Neuroscience: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.0% of its workImmunology and Microbiology: 0 fractional works · 0.3% of its workImmunology: 0 fractional works · 0.3% of its workALL ITS WORKThornhill Medical(Canada)55fractional works, 2022-now
Life Sciences8%Physical Sciences20%Health Sciences48%Social Sciences24%

Each ring splits the one inside it: the four domains of science, their fields, their subfields. Size is fractional works in 2022-now. Every slice is a page; the interactive view zooms down to single topics and colours each by how much more of it this institution does than the world.

Its 4 domains and 21 fields, with their numbers
    1. Medicine2443.3%
    2. Health Professions24.3%
    3. Nursing00.2%
    4. Dentistry00.1%
    1. Social Sciences1119.2%
    2. Psychology23.0%
    3. Arts and Humanities11.1%
    4. Business, Management and Accounting00.9%
    1. Engineering46.9%
    2. Environmental Science34.6%
    3. Earth and Planetary Sciences23.6%
    4. Computer Science11.6%
    5. Physics and Astronomy11.5%
    6. Mathematics11.0%
    7. Energy00.6%
    8. Materials Science00.2%
    1. Pharmacology, Toxicology and Pharmaceutics12.6%
    2. Biochemistry, Genetics and Molecular Biology12.4%
    3. Agricultural and Biological Sciences11.7%
    4. Neuroscience00.9%
    5. Immunology and Microbiology00.3%
All of science, and how each field's share has moved since 1950: the Science domain explorer

Field profile

Location quotient across every field it publishes in: outside the ring is more than an institution of this size would be expected to publish, inside it is less.

Agricultural and Biological Sciences: 0.35× its world share, 1 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 0.46× its world share, 1 worksBiochemistry, Geneti…Immunology and Microbiology: 0.30× its world share, 0 worksImmunology and Micro…Neuroscience: 0.52× its world share, 0 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 7.24× its world share, 1 worksPharmacology, Toxico…Computer Science: 0.21× its world share, 1 worksComputer ScienceEarth and Planetary Sciences: 2.32× its world share, 2 worksEarth and Planetary …Energy: 0.66× its world share, 0 worksEnergyEngineering: 0.46× its world share, 4 worksEngineeringEnvironmental Science: 0.93× its world share, 3 worksEnvironmental ScienceMaterials Science: 0.06× its world share, 0 worksMaterials ScienceMathematics: 0.81× its world share, 0 worksMathematicsPhysics and Astronomy: 0.68× its world share, 1 worksPhysics and AstronomyDentistry: 0.12× its world share, 0 worksDentistryHealth Professions: 1.63× its world share, 2 worksHealth ProfessionsMedicine: 2.25× its world share, 24 worksMedicineNursing: 0.41× its world share, 0 worksNursingArts and Humanities: 0.37× its world share, 1 worksArts and HumanitiesBusiness, Management and Accounting: 0.28× its world share, 0 worksBusiness, Management…Psychology: 0.97× its world share, 2 worksPsychologySocial Sciences: 1.52× its world share, 11 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Pharmacology, Toxicology and Pharmaceutics, 7.2×. Every wedge is a field page.

All 21 fields, with their numbers
  1. Pharmacology, Toxicology and Pharmaceutics7.24×1 works
  2. Earth and Planetary Sciences2.32×2 works
  3. Medicine2.25×24 works
  4. Health Professions1.63×2 works
  5. Social Sciences1.52×11 works
  6. Psychology0.97×2 works
  7. Environmental Science0.93×3 works
  8. Mathematics0.81×0 works
  9. Physics and Astronomy0.68×1 works
  10. Energy0.66×0 works
  11. Neuroscience0.52×0 works
  12. Biochemistry, Genetics and Molecular Biology0.46×1 works
  13. Engineering0.46×4 works
  14. Nursing0.41×0 works
  15. Arts and Humanities0.37×1 works
  16. Agricultural and Biological Sciences0.35×1 works
  17. Immunology and Microbiology0.30×0 works
  18. Business, Management and Accounting0.28×0 works
  19. Computer Science0.21×1 works
  20. Dentistry0.12×0 works
  21. Materials Science0.06×0 works

Who are the top researchers at Thornhill Medical (Canada)?

Ranked on the quality score, Gary M Landsberg, Bori I. Shushan and Frank Glassow lead among researchers whose main affiliation is Thornhill Medical (Canada).

  1. 1 Gary M Landsberg Canada · #1,479,050 worldwide 2.8k citations · 95 works
  2. 2 Bori I. Shushan Canada · #1,686,992 worldwide 1.9k citations · 38 works
  3. 3 Frank Glassow Canada · #2,089,291 worldwide 712 citations · 21 works
  4. 4 Robert Bendavid Canada · #2,127,743 worldwide 1.4k citations · 78 works
  5. 5 James A. Buckley Canada · #2,390,209 worldwide 629 citations · 25 works
  6. 6 Marguerite Mainprize Canada · #3,732,852 worldwide 74 citations · 26 works
  7. 7 Bob Lo Canada · #4,129,895 worldwide 179 citations · 24 works
  8. 8 Bhekuzulu Khumalo Canada · #4,878,969 worldwide 62 citations · 40 works
All ranked researchers at Thornhill Medical (Canada)

What are the most cited papers from Thornhill Medical (Canada)?

The most cited paper from Thornhill Medical (Canada) is "The determination of protein, oligonucleotide and peptide molecular weights by ion‐spray mass spectrometry" (Thomas R. Covey, R. F. Bonner, Bori I. Shushan et al., 1988), with 596 citations. Next come "Collisional focusing effects in radio frequency quadrupoles" (323) and "Impact of climate and public health interventions on the COVID-19 pandemic: a prospective cohort study" (255).

Most cited papers
#PaperReleasedCitations
1 The determination of protein, oligonucleotide and peptide molecular weights by ion‐spray mass spectrometry Thomas R. Covey, R. F. Bonner, Bori I. Shushan et al. · Rapid Communications in Mass Spectrometry Nov 1988 596
2 Collisional focusing effects in radio frequency quadrupoles Donald J. Douglas, John B. French · Journal of the American Society for Mass Spectrometry May 1992 323
3 Impact of climate and public health interventions on the COVID-19 pandemic: a prospective cohort study Peter Jüni, Martina Rothenbühler, Pavlos Bobos et al. · Canadian Medical Association Journal Open access 8 May 2020 255
4 Collision cross sections for protein ions Thomas R. Covey, Don J. Douglas · Journal of the American Society for Mass Spectrometry Aug 1993 255
5 Cognitive Dysfunction Syndrome Gary M Landsberg, Jeff Nichol, Joseph A. Araujo · Veterinary Clinics of North America Small Animal Practice 17 May 2012 250
All 60 most cited papers, with filters and sorting

Which keywords describe research at Thornhill Medical (Canada)?

By fractional works in 2022-now, weighted toward what it does more of than the world: Chronic Pain, Feminism, Islamic reform, Middle East, Complications, Hernia Repair, Mesh Techniques and Heart Failure.

▲ more of its work than of the world's◆ about the world's share▼ less than the world's

Size is fractional works in 2022-now in the topics tagged with each word; colour is the word's share of this institution's work against its share of the world's. The 40 words are chosen for being large and distinctive. Each links to the topic it comes from most.

All 40 words, with their numbers
  1. Chronic Pain4▲ 32×4 topics
  2. Feminism4▲ 23×2 topics
  3. Islamic reform4▲ 151×1 topic
  4. Middle East4▲ 106×1 topic
  5. Complications3▲ 12×6 topics
  6. Epidemiology3▲ 1.51×22 topics
  7. Hernia Repair2▲ 164×1 topic
  8. Mesh Techniques2▲ 164×1 topic
  9. Heart Failure2▲ 9.1×3 topics
  10. Risk Factors2▲ 3.6×10 topics
  11. Cardiovascular Disease2▲ 3.4×8 topics
  12. Globalization2▲ 1.84×6 topics
  13. Quality of Life2▲ 2.5×10 topics
  14. Treatment2▲ 3.0×6 topics
  15. Genetics2▲ 4.0×5 topics
  16. Neurobiology2▲ 11×4 topics
  17. Cardiorespiratory Fitness2▲ 62×1 topic
  18. Exercise Capacity2▲ 62×1 topic
  19. Echocardiography1▲ 9.2×3 topics
  20. Oxidative Stress1▲ 1.58×11 topics
  21. Renewable Energy1▲ 1.78×5 topics
  22. Chronic Kidney Disease1▲ 9.6×3 topics
  23. Depression1▲ 2.7×9 topics
  24. Elderly Patients1▲ 14×3 topics
  25. Pain Management1▲ 10.0×2 topics
  26. Postoperative Pain1▲ 25×2 topics
  27. Prevalence1▲ 5.9×2 topics
  28. Cardiovascular Risk1▲ 7.0×4 topics
  29. Global Burden1▲ 3.9×4 topics
  30. Prevention1▲ 5.2×4 topics
  31. Diabetes1▲ 4.0×4 topics
  32. Diagnosis1▲ 2.1×5 topics
  33. Inflammation1◆ 0.97×8 topics
  34. Meta-Analysis1▲ 3.5×3 topics
  35. Mortality1▲ 3.6×8 topics
  36. ADHD1▲ 49×1 topic
  37. Attention-Deficit/Hyperactivity Disorder1▲ 49×1 topic
  38. Comorbidity1▲ 16×2 topics
  39. Endothelial Dysfunction1▲ 7.8×2 topics
  40. Management1▲ 2.4×6 topics

Which research topics does Thornhill Medical (Canada) publish most on?

By volume in 2022-now: Islamic Studies and History, Hernia repair and management, Cardiovascular and exercise physiology and Attention Deficit Hyperactivity Disorder.

Islamic Studies and Hist…4Islamic Studies and History: 4 fractional worksHernia repair and management: 2 fractional worksCardiovascular and exercise physiology: 2 fractional worksAttention Deficit Hyperactivity Disorder: 1 fractional worksPain Management and Opioid Use: 1 fractional worksGeology and Paleoclimatology Research: 1 fractional worksLeadership, Courage, and Heroism Studies: 1 fractional worksHeart Rate Variability and Autonomic Control: 1 fractional worksPulmonary Hypertension Research and Treatments: 1 fractional worksCardiovascular Function and Risk Factors: 1 fractional works
Political Science and International RelationsSurgeryComplementary and alternative medicinePsychiatry and Mental health5 others

Area is fractional works; colour is the subfield each topic belongs to.

  1. 1 Islamic Studies and History Political Science and International Relations 4 works
  2. 2 Hernia repair and management Surgery 2 works
  3. 3 Cardiovascular and exercise physiology Complementary and alternative medicine 2 works
  4. 4 Attention Deficit Hyperactivity Disorder Psychiatry and Mental health 1 works
  5. 5 Pain Management and Opioid Use Anesthesiology and Pain Medicine 1 works
  6. 6 Geology and Paleoclimatology Research Atmospheric Science 1 works
  7. 7 Leadership, Courage, and Heroism Studies Social Psychology 1 works
  8. 8 Heart Rate Variability and Autonomic Control Cardiology and Cardiovascular Medicine 1 works
  9. 9 Pulmonary Hypertension Research and Treatments Pulmonary and Respiratory Medicine 1 works
  10. 10 Cardiovascular Function and Risk Factors Cardiology and Cardiovascular Medicine 1 works

How open and international is its research?

Against the world's own shares: the tick on each track. Both are shares of its output, so they sit on one scale and can be read against each other as well as against the world.

openly available26.6%not open73.4%

World: 40% of research is openly available.

with international co-authors25.6%domestic only74.4%

World: 18% is written across borders.

How has Thornhill Medical (Canada)'s research output changed?

Output in 2022-2025 was 19% lower than in 2018-2021.

still counting1990200020102020
grewheldshrank

The same series as a ribbon: one cell per year, darker for more. The line above answers how much; this answers when.

Its share of all research

Growing output can still be a shrinking share: all of science grows. This is Thornhill Medical (Canada) as a percentage of every work published that year, 0.00031% in 2024.

still counting0.00050%0.0010%0.0015%Thornhill Medical (Canada)0.00022% in 202519801990200020102020

Fractional works of Thornhill Medical (Canada) over all fractional works that year. How the balance of science has shifted.

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Thornhill Medical (Canada) on Science Explorer

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